نتائج البحث
![](https://oerx.nelc.gov.sa/sites/default/files/styles/large/public/video_thumbnails/8L_U0bGrh6E.jpg?itok=ceLcg-UV)
![](https://oerx.nelc.gov.sa/sites/default/files/styles/large/public/video_thumbnails/bxIaLMpfmc4.jpg?itok=UhuO33aM)
![](https://oerx.nelc.gov.sa/sites/default/files/styles/large/public/video_thumbnails/EKf_QhMYL7A.jpg?itok=9P2-eGZ-)
![](https://oerx.nelc.gov.sa/sites/default/files/styles/large/public/video_thumbnails/DnyXPxjPmME.jpg?itok=vxybyNx5)
![](https://oerx.nelc.gov.sa/sites/default/files/styles/large/public/video_thumbnails/4DvAzUB-040.jpg?itok=f7YgcSMp)
![](https://oerx.nelc.gov.sa/sites/default/files/styles/large/public/video_thumbnails/HO06pa2fyCY.jpg?itok=okLlfZrd)
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/lBLW8zvAIXA.jpg?itok=xNfq8RA2)
![](https://oerx.nelc.gov.sa/sites/default/files/styles/large/public/video_thumbnails/G1FJkUW1-9k.jpg?itok=SIUnGVNr)
![](https://oerx.nelc.gov.sa/sites/default/files/styles/large/public/video_thumbnails/ltpVjAruMIU.jpg?itok=mCQz1q8v)
![](https://oerx.nelc.gov.sa/sites/default/files/styles/large/public/video_thumbnails/IHInlUZYtvs.jpg?itok=kAzq0SlW)
![](https://oerx.nelc.gov.sa/sites/default/files/styles/large/public/video_thumbnails/LiXEtlAnCQY.jpg?itok=Y0jsU6rM)
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/txIcXHYzA6c.jpg?itok=EfTv35Yj)
![](https://oerx.nelc.gov.sa/sites/default/files/styles/large/public/video_thumbnails/GudzMnaZ55o.jpg?itok=P53y046G)
الهندسة والتصنيع والبناء
فيديو
![](https://oerx.nelc.gov.sa/sites/default/files/styles/large/public/organization-logo/Group%2036.png?itok=2YTbU6cn)
المصفيـات: