نتائج البحث
![](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/3Vd8Rpyt42s.jpg?itok=47JCkKD_)
![](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/H_SiUfH0PHA.jpg?itok=H0suY3Dy)
![](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/jF2yXNUG1W8.jpg?itok=Yhcg2GY7)
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/gVf1nNGs8-8.jpg?itok=kjAcGPzT)
![](https://oerx.nelc.gov.sa/sites/default/files/styles/large/public/video_thumbnails/TmxYe7cn5hM.jpg?itok=C996XAK1)
![](https://oerx.nelc.gov.sa/sites/default/files/styles/large/public/video_thumbnails/rlZO9EsXw-w.jpg?itok=zk-S_gA6)
![](https://oerx.nelc.gov.sa/sites/default/files/styles/large/public/video_thumbnails/R9xZBSbFcZo.jpg?itok=7kcGCH39)
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/eEIpk_38kg8.jpg?itok=hk87K5Pv)
![](https://oerx.nelc.gov.sa/sites/default/files/styles/large/public/video_thumbnails/3ChfwDjzVrA.jpg?itok=Sl1Fs-kV)
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/swWoDRqSYh0.jpg?itok=6ecygWOF)
المصفيـات: