نتائج البحث
![](https://oerx.nelc.gov.sa/sites/default/files/styles/large/public/video_thumbnails/rB5JqdC1fUE.jpg?itok=3DTHU5Fk)
![](https://oerx.nelc.gov.sa/sites/default/files/styles/large/public/video_thumbnails/AwZFUCTXo54.jpg?itok=VdogWInB)
![](https://oerx.nelc.gov.sa/sites/default/files/styles/large/public/video_thumbnails/1AZKCTYjmrY.jpg?itok=epdkaelS)
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/874400321.jpg?itok=exTzcA1q)
![](https://oerx.nelc.gov.sa/sites/default/files/styles/large/public/video_thumbnails/1Ry_ObPm1TY.jpg?itok=F6SnQ5CQ)
![](https://oerx.nelc.gov.sa/sites/default/files/styles/large/public/video_thumbnails/7X8lprO2q7Y.jpg?itok=o66AkpXy)
![](https://oerx.nelc.gov.sa/sites/default/files/styles/large/public/video_thumbnails/pqQjsPd2Nuw.jpg?itok=XmTPQUp1)
![](https://oerx.nelc.gov.sa/sites/default/files/styles/large/public/video_thumbnails/t8t5uZA5YRM.jpg?itok=kqjrZ08S)
![](https://oerx.nelc.gov.sa/sites/default/files/styles/large/public/video_thumbnails/J8aiSpT6Diw.jpg?itok=5u9Jkaxm)
![](https://oerx.nelc.gov.sa/sites/default/files/styles/large/public/video_thumbnails/QLeS6GbWcJI.jpg?itok=xeoxarle)
![](https://oerx.nelc.gov.sa/sites/default/files/styles/large/public/video_thumbnails/FMPyE-0yNKI.jpg?itok=xvypNlvW)
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/cmFsu7bb3o0.jpg?itok=tWk6n4g9)
الهندسة والتصنيع والبناء
فيديو
![](https://oerx.nelc.gov.sa/sites/default/files/styles/large/public/organization-logo/Group%2036.png?itok=2YTbU6cn)
المصفيـات: