The three key technologies should be solved for water being the medium of hydraulic system, which is poor lubrication, strong infiltrationleakage, cauterization and air erode.
水作为液压介质必须解决润滑性能差、渗透泄漏性强、腐蚀与气蚀等三大关键技术问题。
2
Mining can not cause leakage of reservoir water body or affect infiltration flow field near the dam.