إجراء المشغّل https://d5.pnnl.gov/ko ko 7540 - 313 - Power off instrument; Remark:7490 https://d5.pnnl.gov/en/step/7540-313-power-instrument-remark7490 <span class="field field--name-title field--type-string field--label-hidden">7540 - 313 - إيقاف تشغيل الجهاز; Remark:7490</span> <span class="field field--name-uid field--type-entity-reference field--label-hidden"><span lang="" about="/ko/user/73" typeof="schema:Person" property="schema:name" datatype="">eArango</span></span> <span class="field field--name-created field--type-created field--label-hidden">Sun, 06/04/2023 - 23:43</span> <div class="field field--name-field-instruction field--type-entity-reference field--label-hidden field__item"> <article role="article" lang="ar" dir="rtl" about="/ar/node/313" class="node node--type-instruction node--view-mode-default"> <h2> <a href="/ar/node/313" rel="bookmark"><span class="field field--name-title field--type-string field--label-hidden">313 - إيقاف تشغيل الجهاز</span> </a> </h2> <div class="node__content"> <div class="clearfix text-formatted field field--name-field-description field--type-text-long field--label-hidden field__item"><p>إيقاف تشغيل الجهاز</p></div> </div> </article> </div> <div class="field field--name-field-remark field--type-entity-reference field--label-hidden field__items"> <div class="field__item"> <article role="article" lang="ar" dir="rtl" about="/ar/node/7490" class="node node--type-remark node--view-mode-default"> <h2> <a href="/ar/node/7490" rel="bookmark"><span class="field field--name-title field--type-string field--label-hidden">7490 - حرّك مفتاح الوضع إلى 0</span> </a> </h2> <div class="node__content"> <div class="clearfix text-formatted field field--name-field-description field--type-text-long field--label-hidden field__item"><p>حرّك مفتاح الوضع إلى <strong>0</strong></p></div> <div class="field field--name-field-media field--type-entity-reference field--label-hidden field__items"> <div class="field__item"><article class="media media--type-image media--view-mode-full"> <div class="field field--name-field-media-image field--type-image field--label-visually_hidden"> <div class="field__label visually-hidden">이미지</div> <div class="field__item"> <img loading="lazy" src="/sites/default/files/styles/medium/public/2023-06/Power%20off%20instrument.png?itok=6orlJkHo" width="220" height="89" alt="Turn off" typeof="foaf:Image" class="image-style-medium" /> </div> </div> </article> </div> </div> </div> </article> </div> </div> Mon, 05 Jun 2023 06:43:29 +0000 eArango 7540 at https://d5.pnnl.gov 7538 - 367 - Observe instrument response; Remark:7525 https://d5.pnnl.gov/en/step/7538-367-observe-instrument-response-remark7525 <span class="field field--name-title field--type-string field--label-hidden">7538 - 367 - مراقبة استجابة الجهاز; Remark:7525</span> <span class="field field--name-uid field--type-entity-reference field--label-hidden"><span lang="" about="/ko/user/73" typeof="schema:Person" property="schema:name" datatype="">eArango</span></span> <span class="field field--name-created field--type-created field--label-hidden">Sun, 06/04/2023 - 23:38</span> <div class="field field--name-field-instruction field--type-entity-reference field--label-hidden field__item"> <article role="article" lang="ar" dir="rtl" about="/ar/node/367" class="node node--type-instruction node--view-mode-default"> <h2> <a href="/ar/node/367" rel="bookmark"><span class="field field--name-title field--type-string field--label-hidden">367 - مراقبة استجابة الجهاز</span> </a> </h2> <div class="node__content"> <div class="clearfix text-formatted field field--name-field-description field--type-text-long field--label-hidden field__item"><p>مراقبة استجابة الجهاز</p></div> </div> </article> </div> <div class="field field--name-field-remark field--type-entity-reference field--label-hidden field__items"> <div class="field__item"> <article role="article" lang="ar" dir="rtl" about="/ar/node/7525" class="node node--type-remark node--view-mode-default"> <h2> <a href="/ar/node/7525" rel="bookmark"><span class="field field--name-title field--type-string field--label-hidden">7525 - سوف تزداد القيم الرقمية والإنذارات الصوتية أو الاهتزازات مع زيادة مستويات الإشعا...</span> </a> </h2> <div class="node__content"> <div class="clearfix text-formatted field field--name-field-description field--type-text-long field--label-hidden field__item"><p>سوف تزداد القيم الرقمية والإنذارات الصوتية أو الاهتزازات مع زيادة مستويات الإشعاع. استخدم تقنية التقاطع لتحديد الموقع. </p></div> <div class="field field--name-field-media field--type-entity-reference field--label-hidden field__items"> <div class="field__item"><article class="media media--type-image media--view-mode-full"> <div class="field field--name-field-media-image field--type-image field--label-visually_hidden"> <div class="field__label visually-hidden">이미지</div> <div class="field__item"> <img loading="lazy" src="/sites/default/files/styles/medium/public/2023-06/Observe%20Instrument.png?itok=K5Simluy" width="204" height="220" alt="Cross Pattern" typeof="foaf:Image" class="image-style-medium" /> </div> </div> </article> </div> </div> </div> </article> </div> </div> Mon, 05 Jun 2023 06:38:29 +0000 eArango 7538 at https://d5.pnnl.gov 7537 - 366 - Survey slowly over entire item; Remark:7524 https://d5.pnnl.gov/en/step/7537-366-survey-slowly-over-entire-item-remark7524 <span class="field field--name-title field--type-string field--label-hidden">7537 - 366 - المسح ببطء فوق العنصر بأكمله; Remark:7524</span> <span class="field field--name-uid field--type-entity-reference field--label-hidden"><span lang="" about="/ko/user/73" typeof="schema:Person" property="schema:name" datatype="">eArango</span></span> <span class="field field--name-created field--type-created field--label-hidden">Sun, 06/04/2023 - 23:37</span> <div class="field field--name-field-instruction field--type-entity-reference field--label-hidden field__item"> <article role="article" lang="ar" dir="rtl" about="/ar/node/366" class="node node--type-instruction node--view-mode-default"> <h2> <a href="/ar/node/366" rel="bookmark"><span class="field field--name-title field--type-string field--label-hidden">366 - المسح ببطء فوق العنصر بأكمله</span> </a> </h2> <div class="node__content"> <div class="clearfix text-formatted field field--name-field-description field--type-text-long field--label-hidden field__item"><p>المسح ببطء فوق العنصر بأكمله</p></div> </div> </article> </div> <div class="field field--name-field-remark field--type-entity-reference field--label-hidden field__items"> <div class="field__item"> <article role="article" lang="ar" dir="rtl" about="/ar/node/7524" class="node node--type-remark node--view-mode-default"> <h2> <a href="/ar/node/7524" rel="bookmark"><span class="field field--name-title field--type-string field--label-hidden">7524 - حرّك الجهاز حوالي 20 سم في الثانية. قم بمسح جميع الأسطح التي يمكن الوصول إليها ب...</span> </a> </h2> <div class="node__content"> <div class="clearfix text-formatted field field--name-field-description field--type-text-long field--label-hidden field__item"><p>حرّك الجهاز حوالي 20 سم في الثانية. قم بمسح جميع الأسطح التي يمكن الوصول إليها بشكل كامل. </p></div> <div class="field field--name-field-media field--type-entity-reference field--label-hidden field__items"> <div class="field__item"><article class="media media--type-image media--view-mode-full"> <div class="field field--name-field-media-image field--type-image field--label-visually_hidden"> <div class="field__label visually-hidden">이미지</div> <div class="field__item"> <img loading="lazy" src="/sites/default/files/styles/medium/public/2023-06/Survey%20Slowly.png?itok=4q3RCBby" width="220" height="147" alt="Survey Slowly" typeof="foaf:Image" class="image-style-medium" /> </div> </div> </article> </div> </div> </div> </article> </div> </div> Mon, 05 Jun 2023 06:37:37 +0000 eArango 7537 at https://d5.pnnl.gov 7536 - 408 - Survey close to surface of item; Remark:7523 https://d5.pnnl.gov/en/step/7536-408-survey-close-surface-item-remark7523 <span class="field field--name-title field--type-string field--label-hidden">7536 - 408 - المسح قرب سطح العنصر; Remark:7523</span> <span class="field field--name-uid field--type-entity-reference field--label-hidden"><span lang="" about="/ko/user/73" typeof="schema:Person" property="schema:name" datatype="">eArango</span></span> <span class="field field--name-created field--type-created field--label-hidden">Sun, 06/04/2023 - 23:36</span> <div class="field field--name-field-instruction field--type-entity-reference field--label-hidden field__item"> <article role="article" lang="ar" dir="rtl" about="/ar/node/408" class="node node--type-instruction node--view-mode-default"> <h2> <a href="/ar/node/408" rel="bookmark"><span class="field field--name-title field--type-string field--label-hidden">408 - المسح قرب سطح العنصر</span> </a> </h2> <div class="node__content"> <div class="clearfix text-formatted field field--name-field-description field--type-text-long field--label-hidden field__item"><p>المسح قرب سطح العنصر</p></div> </div> </article> </div> <div class="field field--name-field-remark field--type-entity-reference field--label-hidden field__items"> <div class="field__item"> <article role="article" lang="ar" dir="rtl" about="/ar/node/7523" class="node node--type-remark node--view-mode-default"> <h2> <a href="/ar/node/7523" rel="bookmark"><span class="field field--name-title field--type-string field--label-hidden">7523 - حافظ على مسافة تتراوح من 5 إلى 10 سم تقريبًا من سطح العنصر. ولا تلمس العنصر. </span> </a> </h2> <div class="node__content"> <div class="clearfix text-formatted field field--name-field-description field--type-text-long field--label-hidden field__item"><p>حافظ على مسافة تتراوح من 5 إلى 10 سم تقريبًا من سطح العنصر. ولا تلمس العنصر. </p></div> <div class="field field--name-field-media field--type-entity-reference field--label-hidden field__items"> <div class="field__item"><article class="media media--type-image media--view-mode-full"> <div class="field field--name-field-media-image field--type-image field--label-visually_hidden"> <div class="field__label visually-hidden">이미지</div> <div class="field__item"> <img loading="lazy" src="/sites/default/files/styles/medium/public/2023-06/Survey.png?itok=bZi16OFd" width="162" height="220" alt="Survey Close" typeof="foaf:Image" class="image-style-medium" /> </div> </div> </article> </div> </div> </div> </article> </div> </div> Mon, 05 Jun 2023 06:36:17 +0000 eArango 7536 at https://d5.pnnl.gov 7535 - 7521 - Press and hold display button; Remark:7522 https://d5.pnnl.gov/en/step/7535-7521-press-and-hold-display-button-remark7522 <span class="field field--name-title field--type-string field--label-hidden">7535 - 7521 - اضغط على زر الشاشة مطولاً; Remark:7522</span> <span class="field field--name-uid field--type-entity-reference field--label-hidden"><span lang="" about="/ko/user/73" typeof="schema:Person" property="schema:name" datatype="">eArango</span></span> <span class="field field--name-created field--type-created field--label-hidden">Sun, 06/04/2023 - 23:34</span> <div class="field field--name-field-annotations field--type-entity-reference field--label-hidden field__items"> <div class="field__item"> <article role="article" lang="ar" dir="rtl" about="/ar/node/7520" class="node node--type-annotation node--view-mode-default"> <h2> <a href="/ar/node/7520" rel="bookmark"><span class="field field--name-title field--type-string field--label-hidden">7520-ملاحظة : قد يتطلب الأمر قوة كبيرة لضغط زر شاشة العرض مطولًا. </span> </a> </h2> <div class="node__content"> <div class="field field--name-field-type field--type-entity-reference field--label-inline clearfix"> <div class="field__label">Type</div> <div class="field__item">ملاحظة</div> </div> <div class="clearfix text-formatted field field--name-field-description field--type-text-long field--label-hidden field__item"><p>قد يتطلب الأمر قوة كبيرة لضغط زر شاشة العرض مطولًا. </p></div> </div> </article> </div> </div> <div class="field field--name-field-instruction field--type-entity-reference field--label-hidden field__item"> <article role="article" lang="ar" dir="rtl" about="/ar/node/7521" class="node node--type-instruction node--view-mode-default"> <h2> <a href="/ar/node/7521" rel="bookmark"><span class="field field--name-title field--type-string field--label-hidden">7521 - اضغط على زر الشاشة مطولاً</span> </a> </h2> <div class="node__content"> <div class="clearfix text-formatted field field--name-field-description field--type-text-long field--label-hidden field__item"><p>اضغط على زر الشاشة مطولاً</p></div> </div> </article> </div> <div class="field field--name-field-remark field--type-entity-reference field--label-hidden field__items"> <div class="field__item"> <article role="article" lang="en" about="/en/remark/7522-press-and-hold-ta600" class="node node--type-remark node--view-mode-default"> <h2> <a href="/en/remark/7522-press-and-hold-ta600" rel="bookmark"><span class="field field--name-title field--type-string field--label-hidden">7522 - Press and Hold TA600</span> </a> </h2> <div class="node__content"> <div class="field field--name-field-media field--type-entity-reference field--label-hidden field__items"> <div class="field__item"><article class="media media--type-image media--view-mode-full"> <div class="field field--name-field-media-image field--type-image field--label-visually_hidden"> <div class="field__label visually-hidden">이미지</div> <div class="field__item"> <img loading="lazy" src="/sites/default/files/styles/medium/public/2023-06/Press%20and%20Hold.png?itok=JX8ngUas" width="220" height="215" alt="Press " typeof="foaf:Image" class="image-style-medium" /> </div> </div> </article> </div> </div> <div class="field field--name-field-short-description field--type-string field--label-above"> <div class="field__label">Short Description</div> <div class="field__item">Press and Hold TA600</div> </div> </div> </article> </div> </div> Mon, 05 Jun 2023 06:34:26 +0000 eArango 7535 at https://d5.pnnl.gov 7534 - 7519 - Locate radioactive material; Remark: https://d5.pnnl.gov/en/step/7534-7519-locate-radioactive-material-remark <span class="field field--name-title field--type-string field--label-hidden">7534 - 7519 - تحديد مكان المادة المشعة ; Remark:</span> <span class="field field--name-uid field--type-entity-reference field--label-hidden"><span lang="" about="/ko/user/73" typeof="schema:Person" property="schema:name" datatype="">eArango</span></span> <span class="field field--name-created field--type-created field--label-hidden">Sun, 06/04/2023 - 23:32</span> <div class="field field--name-field-instruction field--type-entity-reference field--label-hidden field__item"> <article role="article" lang="ar" dir="rtl" about="/ar/node/7519" class="node node--type-instruction node--view-mode-default"> <h2> <a href="/ar/node/7519" rel="bookmark"><span class="field field--name-title field--type-string field--label-hidden">7519 - تحديد مكان المادة المشعة </span> </a> </h2> <div class="node__content"> <div class="clearfix text-formatted field field--name-field-description field--type-text-long field--label-hidden field__item"><p><strong>تحديد مكان المادة المشعة</strong> </p></div> </div> </article> </div> Mon, 05 Jun 2023 06:32:57 +0000 eArango 7534 at https://d5.pnnl.gov 7533 - 2905 - Follow standard operating procedures; Remark:7518 https://d5.pnnl.gov/en/step/7533-2905-follow-standard-operating-procedures-remark7518 <span class="field field--name-title field--type-string field--label-hidden">7533 - 2905 - اتباع إجراءات التشغيل القياسية; Remark:7518</span> <span class="field field--name-uid field--type-entity-reference field--label-hidden"><span lang="" about="/ko/user/73" typeof="schema:Person" property="schema:name" datatype="">eArango</span></span> <span class="field field--name-created field--type-created field--label-hidden">Sun, 06/04/2023 - 23:30</span> <div class="field field--name-field-annotations field--type-entity-reference field--label-hidden field__items"> <div class="field__item"> <article role="article" lang="ar" dir="rtl" about="/ar/node/7517" class="node node--type-annotation node--view-mode-default"> <h2> <a href="/ar/node/7517" rel="bookmark"><span class="field field--name-title field--type-string field--label-hidden">7517-ملاحظة : يتم عرض الإنذار بقيمة رقمية (0 إلى 9) على شاشة عرض مستوى الإشعاع مع اهتزاز أو نغ...</span> </a> </h2> <div class="node__content"> <div class="field field--name-field-type field--type-entity-reference field--label-inline clearfix"> <div class="field__label">Type</div> <div class="field__item">ملاحظة</div> </div> <div class="clearfix text-formatted field field--name-field-description field--type-text-long field--label-hidden field__item"><p>يتم عرض الإنذار بقيمة رقمية (0 إلى 9) على شاشة عرض مستوى الإشعاع مع اهتزاز أو نغمة صوتية. إذا كان المستوى 9، يكون معدل الجرعة 60 ميكرو سيفرت/ساعة (uSv/h) أو أكبر. ينبغي على المشغَل الانتقال إلى منطقة يكون فيها مستوى الإشعاع 8 أو أقل.  </p></div> </div> </article> </div> </div> <div class="field field--name-field-instruction field--type-entity-reference field--label-hidden field__item"> <article role="article" lang="ar" dir="rtl" about="/ar/node/2905" class="node node--type-instruction node--view-mode-default"> <h2> <a href="/ar/node/2905" rel="bookmark"><span class="field field--name-title field--type-string field--label-hidden">2905 - اتباع إجراءات التشغيل القياسية</span> </a> </h2> <div class="node__content"> <div class="clearfix text-formatted field field--name-field-description field--type-text-long field--label-hidden field__item"><p>اتباع إجراءات التشغيل القياسية</p></div> </div> </article> </div> <div class="field field--name-field-remark field--type-entity-reference field--label-hidden field__items"> <div class="field__item"> <article role="article" lang="ar" dir="rtl" about="/ar/node/7518" class="node node--type-remark node--view-mode-default"> <h2> <a href="/ar/node/7518" rel="bookmark"><span class="field field--name-title field--type-string field--label-hidden">7518 - تحدد إجراءات التشغيل القياسية مستويات الإشعاع المقبولة من المادة المشعة‎. </span> </a> </h2> <div class="node__content"> <div class="clearfix text-formatted field field--name-field-description field--type-text-long field--label-hidden field__item"><p>تحدد إجراءات التشغيل القياسية مستويات الإشعاع المقبولة من المادة المشعة‎. </p></div> </div> </article> </div> </div> Mon, 05 Jun 2023 06:30:28 +0000 eArango 7533 at https://d5.pnnl.gov 7532 - 1096 - Respond to alarms; Remark:7516 https://d5.pnnl.gov/en/step/7532-1096-respond-alarms-remark7516 <span class="field field--name-title field--type-string field--label-hidden">7532 - 1096 - الاستجابة للإنذارات; Remark:7516</span> <span class="field field--name-uid field--type-entity-reference field--label-hidden"><span lang="" about="/ko/user/73" typeof="schema:Person" property="schema:name" datatype="">eArango</span></span> <span class="field field--name-created field--type-created field--label-hidden">Sun, 06/04/2023 - 23:28</span> <div class="field field--name-field-instruction field--type-entity-reference field--label-hidden field__item"> <article role="article" lang="ar" dir="rtl" about="/ar/node/1096" class="node node--type-instruction node--view-mode-default"> <h2> <a href="/ar/node/1096" rel="bookmark"><span class="field field--name-title field--type-string field--label-hidden">1096 - الاستجابة للإنذارات</span> </a> </h2> <div class="node__content"> <div class="clearfix text-formatted field field--name-field-description field--type-text-long field--label-hidden field__item"><p>الاستجابة للإنذارات</p></div> </div> </article> </div> <div class="field field--name-field-remark field--type-entity-reference field--label-hidden field__items"> <div class="field__item"> <article role="article" lang="ar" dir="rtl" about="/ar/node/7516" class="node node--type-remark node--view-mode-default"> <h2> <a href="/ar/node/7516" rel="bookmark"><span class="field field--name-title field--type-string field--label-hidden">7516 - اضغط للحظات على زر الشاشة● يتم عرض مستوى الإشعاع ● يومض الضوء الأصفر </span> </a> </h2> <div class="node__content"> <div class="clearfix text-formatted field field--name-field-description field--type-text-long field--label-hidden field__item"><p>اضغط للحظات على زر الشاشة</p><p>● يتم عرض مستوى الإشعاع </p><p>● يومض الضوء الأصفر </p></div> <div class="field field--name-field-media field--type-entity-reference field--label-hidden field__items"> <div class="field__item"><article class="media media--type-image media--view-mode-full"> <div class="field field--name-field-media-image field--type-image field--label-visually_hidden"> <div class="field__label visually-hidden">이미지</div> <div class="field__item"> <img loading="lazy" src="/sites/default/files/styles/medium/public/2023-06/Respond.png?itok=MSAortin" width="220" height="88" alt="TA600 Display Level" typeof="foaf:Image" class="image-style-medium" /> </div> </div> </article> </div> </div> </div> </article> </div> </div> Mon, 05 Jun 2023 06:28:51 +0000 eArango 7532 at https://d5.pnnl.gov 7531 - 4596 - Wear instrument during mission; Remark:7515 https://d5.pnnl.gov/en/step/7531-4596-wear-instrument-during-mission-remark7515 <span class="field field--name-title field--type-string field--label-hidden">7531 - 4596 - ارتدِ الجهاز خلال المهمة; Remark:7515</span> <span class="field field--name-uid field--type-entity-reference field--label-hidden"><span lang="" about="/ko/user/73" typeof="schema:Person" property="schema:name" datatype="">eArango</span></span> <span class="field field--name-created field--type-created field--label-hidden">Sun, 06/04/2023 - 23:26</span> <div class="field field--name-field-instruction field--type-entity-reference field--label-hidden field__item"> <article role="article" lang="ar" dir="rtl" about="/ar/node/4596" class="node node--type-instruction node--view-mode-default"> <h2> <a href="/ar/node/4596" rel="bookmark"><span class="field field--name-title field--type-string field--label-hidden">4596 - ارتدِ الجهاز خلال المهمة</span> </a> </h2> <div class="node__content"> <div class="clearfix text-formatted field field--name-field-description field--type-text-long field--label-hidden field__item"><p>ارتدِ الجهاز خلال المهمة</p></div> </div> </article> </div> <div class="field field--name-field-remark field--type-entity-reference field--label-hidden field__items"> <div class="field__item"> <article role="article" lang="ar" dir="rtl" about="/ar/node/7515" class="node node--type-remark node--view-mode-default"> <h2> <a href="/ar/node/7515" rel="bookmark"><span class="field field--name-title field--type-string field--label-hidden">7515 - احمل الجهاز في جراب مثبت على الحزام. ينبغي أن يظل الجهاز قيد التشغيل طوال الوقت....</span> </a> </h2> <div class="node__content"> <div class="clearfix text-formatted field field--name-field-description field--type-text-long field--label-hidden field__item"><p>احمل الجهاز في جراب مثبت على الحزام. ينبغي أن يظل الجهاز قيد التشغيل طوال الوقت. </p></div> <div class="field field--name-field-media field--type-entity-reference field--label-hidden field__items"> <div class="field__item"><article class="media media--type-image media--view-mode-full"> <div class="field field--name-field-media-image field--type-image field--label-visually_hidden"> <div class="field__label visually-hidden">이미지</div> <div class="field__item"> <img loading="lazy" src="/sites/default/files/styles/medium/public/2023-06/Wear%20Instrument.png?itok=MThG6Zer" width="180" height="220" alt="Wear TA600" typeof="foaf:Image" class="image-style-medium" /> </div> </div> </article> </div> </div> </div> </article> </div> </div> Mon, 05 Jun 2023 06:26:43 +0000 eArango 7531 at https://d5.pnnl.gov 7530 - 7514 - Operate Instrument; Remark: https://d5.pnnl.gov/en/step/7530-7514-operate-instrument-remark <span class="field field--name-title field--type-string field--label-hidden">7530 - 7514 - تشغيل الجهاز ; Remark:</span> <span class="field field--name-uid field--type-entity-reference field--label-hidden"><span lang="" about="/ko/user/73" typeof="schema:Person" property="schema:name" datatype="">eArango</span></span> <span class="field field--name-created field--type-created field--label-hidden">Sun, 06/04/2023 - 23:25</span> <div class="field field--name-field-instruction field--type-entity-reference field--label-hidden field__item"> <article role="article" lang="ar" dir="rtl" about="/ar/node/7514" class="node node--type-instruction node--view-mode-default"> <h2> <a href="/ar/node/7514" rel="bookmark"><span class="field field--name-title field--type-string field--label-hidden">7514 - تشغيل الجهاز </span> </a> </h2> <div class="node__content"> <div class="clearfix text-formatted field field--name-field-description field--type-text-long field--label-hidden field__item"><p><strong>تشغيل الجهاز</strong> </p></div> </div> </article> </div> Mon, 05 Jun 2023 06:25:19 +0000 eArango 7530 at https://d5.pnnl.gov