The designed integrated geological guarantee technique is confirmed being of obvious economic and social benefit.

采取这些综合地质保障技术，在本矿区取得了明显的经济效益和社会效益。

youdao

The designed integrated geological guarantee technique is confirmed being of obvious economic and social benefit.

采取这些综合地质保障技术，在本矿区取得了明显的经济效益和社会效益。

youdao