نتائج البحث
![](https://oerx.nelc.gov.sa/sites/default/files/styles/large/public/video_thumbnails/41c65f9d5d9a426f97557d05599e8dd6.jpg?itok=wev6Z7j8)
![](https://oerx.nelc.gov.sa/sites/default/files/styles/large/public/video_thumbnails/cc0f84d255464be1aa90b34eab3cd7d1.jpg?itok=DPSH4ghv)
![](https://oerx.nelc.gov.sa/sites/default/files/styles/large/public/video_thumbnails/dr0a1jOkwh0.jpg?itok=EkuFORit)
![](https://oerx.nelc.gov.sa/sites/default/files/styles/large/public/video_thumbnails/9QpRbG8nWcs.jpg?itok=IHSd68ZU)
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/VD5n2R5c5Ok.jpg?itok=xmWSzHGt)
![](https://oerx.nelc.gov.sa/sites/default/files/styles/large/public/video_thumbnails/d6c34fb220d14089add6ae4d1f169c98.jpg?itok=ClMpLCEQ)
![](https://oerx.nelc.gov.sa/sites/default/files/styles/large/public/video_thumbnails/uSFr8E1LgQM.jpg?itok=H7f1Rjao)
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/Ibn9N8qPtkU.jpg?itok=Nf6XG36-)
![](https://oerx.nelc.gov.sa/sites/default/files/styles/large/public/video_thumbnails/12db4223c72942ffb3ef808f5d935670.jpg?itok=gwqQA1dz)
![](https://oerx.nelc.gov.sa/sites/default/files/styles/large/public/video_thumbnails/t1AVZwLroJ8.jpg?itok=L6WDUt85)
![](https://oerx.nelc.gov.sa/sites/default/files/styles/large/public/video_thumbnails/sVc5tIHpGQI.jpg?itok=8dxCwz8S)
![](https://oerx.nelc.gov.sa/sites/default/files/styles/large/public/video_thumbnails/HrYqZUH6uWM.jpg?itok=vk8Th9hr)
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/8AF53Ufx9vs.jpg?itok=KNvjPETK)
المصفيـات: