نتائج البحث
![](https://oerx.nelc.gov.sa/sites/default/files/styles/large/public/video_thumbnails/Ctyn6gHtC00.jpg?itok=tQpAQ11i)
![](https://oerx.nelc.gov.sa/sites/default/files/styles/large/public/video_thumbnails/kWi_3fbEqMg.jpg?itok=2IKccZdj)
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/N3PZod9qyOk.jpg?itok=ttzsvrnm)
![](https://oerx.nelc.gov.sa/sites/default/files/styles/large/public/video_thumbnails/806853414.jpg?itok=n8PHFnM1)
![](https://oerx.nelc.gov.sa/sites/default/files/styles/large/public/video_thumbnails/KScx5YzPl7A.jpg?itok=7OLYiH5K)
![](https://oerx.nelc.gov.sa/sites/default/files/styles/large/public/video_thumbnails/G2GUCaFAHto.jpg?itok=iQF3GVy_)
![](https://oerx.nelc.gov.sa/sites/default/files/styles/large/public/video_thumbnails/JLBVs3uMPoY.jpg?itok=0q4WnXlk)
![](https://oerx.nelc.gov.sa/sites/default/files/styles/large/public/video_thumbnails/r0fqvTpkUj0.jpg?itok=j5TNhSWX)
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/8lCmOZR7BdQ.jpg?itok=gIw-Xirf)
![](https://oerx.nelc.gov.sa/sites/default/files/styles/large/public/video_thumbnails/BrN8IIojxgU.jpg?itok=BLjq6gdy)
![](https://oerx.nelc.gov.sa/sites/default/files/styles/large/public/video_thumbnails/bRShFPWcEcI.jpg?itok=vhtr9_9W)
![](https://oerx.nelc.gov.sa/sites/default/files/styles/large/public/video_thumbnails/Akx5s34ifvc.jpg?itok=oHnlnOTO)
![](https://oerx.nelc.gov.sa/sites/default/files/styles/large/public/video_thumbnails/pPjlMnkcvN8.jpg?itok=P88D82hE)
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/CsarS63phwQ.jpg?itok=L_MjrLhl)
![](https://oerx.nelc.gov.sa/sites/default/files/styles/large/public/video_thumbnails/NgWFFK5a6d0.jpg?itok=hTape7-_)
المصفيـات: