- 霰弹 shrapnel; canister; grapesho ...
- 钻头 boring crown; bore bit; dril ...
- 钻机 rig; drilling machine
- 霰弹钻钻头 pellet impact bit
- 霰弹钻井钻头 jet-pumpellet impact drill bit
- 霰弹钻头设计 pellet bit design
- 微型钻头钻机 microbit drilling rig
- 大型多钻头钻机 drill jumbo
- 霰弹钻井法 pellet drillin method
- 动力头钻机 top head drive drill
- 多头钻机 multiple-drilling machine
- 多钻头钻模 multiple jig
- 活头钻头 collapsiblebit
- 平头钻头 countersinking bit; flat head bit
- 钻头钻床 drill
- 钻头钻管 bit nozzle
- 钻头钻油台 drillcollar
- 霰弹冲击钻头 pellet impact bit
- 案头钻头虎钳 bench drill vise
- 刮刀钻头钻进 fishtailing
- 埋头平头钻头 countersunk flat head bit
- 喷射钻头钻井 jet bit drilling
- 双钻头钻采机 twin-head auger
- 牙轮钻头钻进 roller bit cutting; roller boring
- 钻头钻穿速率 bitrop
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Last modified time:Wed, 13 Aug 2025 00:29:56 GMT