- 将 ask; appeal for
- 方 square
- 钻杆 bull rod; bar; rod; drill st ...
- 钻 drill; auger
- 完 intact; whole
- 方钻杆 grief joint; grief kelly; grief stem; keklly vara cuadrante; kelly bar; kelly joint; kelly rod; kelly stem; kelly vara cuadrante de perforacion; square drill rod; square kelly; square shaft
- 无钻杆钻进 rodle drilling; rodless drilling
- 钻杆钻进 rod boring; rod system drilling; rodboring
- 带槽方钻杆 fluted grief stem
- 方钻杆补心 drill stem bushing; drive bushings; k.b; kelly bushing; kelly drive bushing; rkb
- 方钻杆阀 kelly cock; kelly valve
- 方钻杆接头 kelly bar sub; kelly joint
- 方钻杆鼠洞 dilly hole
- 方钻杆套管 kelly bushing
- 方钻杆旋塞 kelly cock
- 放方钻杆洞 kelly hole
- 凯氏方钻杆 kelly bar
- 六角方钻杆 hexagonal kelly
- 弹弓钻杆钻进 rod and pole drilling
- 空心钻杆钻进 hollow-rod drilling
- 八角形方钻杆 octagon kelly
- 方钻杆安全阀 kelly safety valve
- 方钻杆刮泥器 kelly wiper
- 方钻杆回流阀 kelly stocock
- 方钻杆矫直器 kelly straightener
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Last modified time:Wed, 13 Aug 2025 00:29:56 GMT