نتائج البحث
![](https://oerx.nelc.gov.sa/sites/default/files/styles/large/public/video_thumbnails/Nd3IqtFCFNY.jpg?itok=ELROJPFi)
![](https://oerx.nelc.gov.sa/sites/default/files/styles/large/public/video_thumbnails/852661765.jpg?itok=F9hMLqs4)
![](https://oerx.nelc.gov.sa/sites/default/files/styles/large/public/video_thumbnails/7X8lprO2q7Y.jpg?itok=o66AkpXy)
![](https://oerx.nelc.gov.sa/sites/default/files/styles/large/public/video_thumbnails/900261117.jpg?itok=FWvotrEf)
![](https://oerx.nelc.gov.sa/sites/default/files/styles/large/public/video_thumbnails/852679120.jpg?itok=W_Yx38H_)
![](https://oerx.nelc.gov.sa/sites/default/files/styles/large/public/video_thumbnails/852664393.jpg?itok=fvnezAHV)
![](https://oerx.nelc.gov.sa/sites/default/files/styles/large/public/video_thumbnails/kt_Dhne8XN4.jpg?itok=kVNf2MQv)
![](https://oerx.nelc.gov.sa/sites/default/files/styles/large/public/video_thumbnails/6VhHOx5EyX0.jpg?itok=xU6qSJD_)
الهندسة والتصنيع والبناء
فيديو
![](https://oerx.nelc.gov.sa/sites/default/files/styles/large/public/organization-logo/Group%2036.png?itok=2YTbU6cn)
![](https://oerx.nelc.gov.sa/sites/default/files/styles/large/public/video_thumbnails/e4tF-0zhxMM.jpg?itok=lCSifJcJ)
الهندسة والتصنيع والبناء
فيديو
![](https://oerx.nelc.gov.sa/sites/default/files/styles/large/public/organization-logo/Group%2036.png?itok=2YTbU6cn)
![](https://oerx.nelc.gov.sa/sites/default/files/styles/large/public/video_thumbnails/t8t5uZA5YRM.jpg?itok=kqjrZ08S)
![](https://oerx.nelc.gov.sa/sites/default/files/styles/large/public/video_thumbnails/FMPyE-0yNKI.jpg?itok=xvypNlvW)
الهندسة والتصنيع والبناء
فيديو
![](https://oerx.nelc.gov.sa/sites/default/files/styles/large/public/organization-logo/Group%2036.png?itok=2YTbU6cn)
المصفيـات: