نتائج البحث
![](https://oerx.nelc.gov.sa/sites/default/files/styles/large/public/video_thumbnails/oqOFkoksO6U.jpg?itok=2allKznq)
![](https://oerx.nelc.gov.sa/sites/default/files/styles/large/public/video_thumbnails/3Vd8Rpyt42s.jpg?itok=47JCkKD_)
![](https://oerx.nelc.gov.sa/sites/default/files/styles/large/public/video_thumbnails/pGeGkxYby4w.jpg?itok=pOugKPtd)
![](https://oerx.nelc.gov.sa/sites/default/files/styles/large/public/video_thumbnails/H_SiUfH0PHA.jpg?itok=H0suY3Dy)
![](https://oerx.nelc.gov.sa/sites/default/files/styles/large/public/video_thumbnails/Rxw30JbEdmE.jpg?itok=9Zbsq4W4)
![](https://oerx.nelc.gov.sa/sites/default/files/styles/large/public/video_thumbnails/i-iBa9dZFXU.jpg?itok=wEh5ld6f)
![](https://oerx.nelc.gov.sa/sites/default/files/styles/large/public/video_thumbnails/D7wz1trEvZI.jpg?itok=1eAHqxNB)
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/Psyl34iYXKU.jpg?itok=sndM7_DX)
![](https://oerx.nelc.gov.sa/sites/default/files/styles/large/public/video_thumbnails/9Fde0MzO0eI.jpg?itok=zdw-kvAn)
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/J90z_wed5JQ.jpg?itok=wr1ti0Mn)
![](https://oerx.nelc.gov.sa/sites/default/files/styles/large/public/video_thumbnails/ta-RnFEoEZQ.jpg?itok=ZldxP24K)
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/AGmVumeh3tU.jpg?itok=4SJ2V7au)
المصفيـات: