نتائج البحث
![](https://oerx.nelc.gov.sa/sites/default/files/styles/large/public/video_thumbnails/s77J-2ow05Q.jpg?itok=EGmG_JZE)
![](https://oerx.nelc.gov.sa/sites/default/files/styles/large/public/video_thumbnails/0615JPdZICI.jpg?itok=tG9a5dGj)
![](https://oerx.nelc.gov.sa/sites/default/files/styles/large/public/video_thumbnails/qryUd_6V18k.jpg?itok=81n2CRmS)
![](https://oerx.nelc.gov.sa/sites/default/files/styles/large/public/video_thumbnails/Bzfxt0ntUTE.jpg?itok=HiFZF-f6)
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/9d9E2KshlyY.jpg?itok=LnqLVPCB)
![](https://oerx.nelc.gov.sa/sites/default/files/styles/large/public/video_thumbnails/0ML0ZmeRf_o.jpg?itok=2Ql08IQA)
![](https://oerx.nelc.gov.sa/sites/default/files/styles/large/public/video_thumbnails/t4_4ud1m1w4.jpg?itok=XVaHIYJE)
![](https://oerx.nelc.gov.sa/sites/default/files/styles/large/public/video_thumbnails/2YKRGXPlLEY.jpg?itok=F8DbZyoG)
![](https://oerx.nelc.gov.sa/sites/default/files/styles/large/public/video_thumbnails/2UeiVqXacPw.jpg?itok=--owxqIb)
![](https://oerx.nelc.gov.sa/sites/default/files/styles/large/public/video_thumbnails/RecOS6CZ2GA.jpg?itok=a70maCqT)
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/g6RezT5vmug.jpg?itok=mT0MjUoc)
![](https://oerx.nelc.gov.sa/sites/default/files/styles/large/public/video_thumbnails/6i13IWEsvGU.jpg?itok=UKzLIGpg)
الهندسة والتصنيع والبناء
فيديو
![](https://oerx.nelc.gov.sa/sites/default/files/styles/large/public/organization-logo/Group%2036.png?itok=2YTbU6cn)
المصفيـات: