نتائج البحث
![](https://oerx.nelc.gov.sa/sites/default/files/styles/large/public/video_thumbnails/9_5YAVCeT-E.jpg?itok=FBTV_PRF)
![](https://oerx.nelc.gov.sa/sites/default/files/styles/large/public/video_thumbnails/KcLkuyoae_o.jpg?itok=myoIEgbu)
![](https://oerx.nelc.gov.sa/sites/default/files/styles/large/public/video_thumbnails/S3Q4nfsSrY4.jpg?itok=FMcxI6W1)
![](https://oerx.nelc.gov.sa/sites/default/files/styles/large/public/video_thumbnails/4KUt934_GPQ.jpg?itok=zZcJXkkp)
![](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/x_X0CTWYNx8.jpg?itok=vqcxMRZz)
![](https://oerx.nelc.gov.sa/sites/default/files/styles/large/public/video_thumbnails/nOpC0uTgA-M.jpg?itok=bgH6p-wB)
![](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/kXw7fcXIC88.jpg?itok=fNySinYx)
![](https://oerx.nelc.gov.sa/sites/default/files/styles/large/public/video_thumbnails/J8aiSpT6Diw.jpg?itok=5u9Jkaxm)
![](https://oerx.nelc.gov.sa/sites/default/files/styles/large/public/video_thumbnails/JjOK3hJcYq8.jpg?itok=PRqao9Y0)
![](https://oerx.nelc.gov.sa/sites/default/files/styles/large/public/video_thumbnails/821224058.jpg?itok=AKyMll6h)
![](https://oerx.nelc.gov.sa/sites/default/files/styles/large/public/video_thumbnails/cmFsu7bb3o0.jpg?itok=tWk6n4g9)
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/CabTKPrfl3I.jpg?itok=ArQyX45W)
المصفيـات: