- multiple-roller cone machine
- 多 many; much; more
- 牙轮 gear wheel; gear
- 钻井机 trepan
- 钻井机 drill rig; drilling rig well-rig; miser; shaft drill jumbo; trepan; well drill; well rigging
- 独牙轮钻头 zublin bit
- 六牙轮钻头 six-roller bit
- 三牙轮钻头 three roller bit; three-cone bit; three-roller bit; tricone bit; tricone rock bit; trionebit
- 双牙轮钻头 double-cone bit; twin-cone bit; two-cone bit; two-roller bit
- 四牙轮钻头 crosssection cone bit; four cutter bit; four roller bit; four-roller bit
- 牙轮钻机 roller-bit hole rig; rotary drill rig
- 牙轮钻进 roller boring
- 牙轮钻头 cone rock bit; rifler; rock drill bit; rock roller bit; roller cone bit; roller cutter bit; roller rock bit; roller-cone bit; roller-type bit; rollerbit; rolling cutter bit; rolling cutter rock bit; tooth-wheel bit; toothed roller bit; true-rolling bit
- 钻井工;钻井机器 well borer
- 井钻, 钻井机 well drill
- 气锤钻井机 air-hammer drill rig; rig
- 石油钻井机 oil rig
- 竖井钻井机 shaft drilling machine
- 旋转钻井机 rotary drilling machine; rotary rig
- 波纹锉,牙轮钻头 rifler
- 带蹼牙轮钻头 dm bit
- 钢齿牙轮钻头 steel tooth bit
- 平底牙轮钻头 flat toothed bit
- 取心牙轮钻头 roller-cone core bit
- 瑞德牙轮钻头 reed roller bit
- 三锥牙轮钻头 three-cone bit
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Last modified time:Tue, 19 Aug 2025 00:29:56 GMT