نتائج البحث
![](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/JBkv3Yr2o34.jpg?itok=VJOhA-BC)
![](https://oerx.nelc.gov.sa/sites/default/files/styles/large/public/video_thumbnails/_RRvwBkb3JY.jpg?itok=8dl0hERQ)
![](https://oerx.nelc.gov.sa/sites/default/files/styles/large/public/video_thumbnails/RuT4wOLgoXA.jpg?itok=CnJ5YqZ7)
![](https://oerx.nelc.gov.sa/sites/default/files/styles/large/public/video_thumbnails/J1n89xKuzd4.jpg?itok=W9EILHDW)
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/VPdfyOjflMQ.jpg?itok=ee5mfuVj)
![](https://oerx.nelc.gov.sa/sites/default/files/styles/large/public/video_thumbnails/zI479xoeb6c.jpg?itok=AXOZnqw2)
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/791591951.jpg?itok=pjFSfjGb)
![](https://oerx.nelc.gov.sa/sites/default/files/styles/large/public/video_thumbnails/hXj8oqjMaK0.jpg?itok=XcUIqItP)
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/lqxwWPcKm20.jpg?itok=_NgMuidg)
![](https://oerx.nelc.gov.sa/sites/default/files/styles/large/public/video_thumbnails/eUZz8KUl2iE.jpg?itok=XysPVpzh)
المصفيـات: