车装水井钻机
truck mounted water well drilling rig
打水井机凿岩钻头
rock bit for water well drilling rig
水文地质钻井机
hydrologic well-drilling machine
水井、井水及废水
Wells and well water and waste water
饱和盐水钻井液
Saturated Salt-water Drilling Fluid
淡水钻井液
Freshwater drilling fluid
fresh mud
淡水钻井液侵入
fresh drilling mud invasion
复合盐饱和盐水钻井液
Drilling Fluids of Saturated Composite Salt Water
海洋深水钻井液
marine deep water drilling fluid
聚合物盐水钻井液
Polymer salt water drilling fluid
矿井水水质评价
mine water quality assessment