- dh
- 井下: in the pit; under the shaft
- 井: well
- 下: below; down; under; undernea ...
- 的: 4次方是 The fourth power of 2 i ...
- 井下的: downhole
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井下；井下的的英文
发音:
- dh
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相关词汇
- 井下: in the pit; under the shaft
- 井: well
- 下: below; down; under; undernea ...
- 的: 4次方是 The fourth power of 2 i ...
- 井下的: downhole
- 底部井眼；井下；井下的: down hole
- 井下: [矿物学] in the pit; under the shaft 井下作业 operation in the pit; underpit operation; 井下爆炸 well shooting; 井下采煤区 underground coal mining district; 井下乘人车 spake; 井下风巷 airway; 井下火灾 underground fire; 井下救护队员 dragerman; 井下挖掘机 underground excavator; 井下修理工 byeman; 井下有毒尘埃 [采矿工程] toxic dust; 井下运输 underground transportation; 井下总管 ground boss
- 井下泵: bottom hole pump; bottomhole pump; downhole pump; subsurface pump
- 井下死: underground aerial tramway
- 井下田: igeta; ishimota
- 井下仪: sonde
- 井下原: ishimohara
- 测井下井仪；井下工具: downhole tool
- 【矿物】矿水，井下水。: mine-water
- 测井下井仪: downhole tool; well-logging probe
- 井下安全: downhole safety
- 井下安全阀: dhsv; downhole safety valve; dsv; storm valve; subsurface safety valve
- 井下爆破: underground blasting
- 井下爆炸: well shooting; wellshooting
- 井下爆炸工: well shooter
- 井下爆炸器: jack-squib
- 井下采矿法: underground method
- 井下采煤区: underground coal mining district
- 井下彩电: down hole color tv
- 井下操作: downhole operation