多级涡轮钻具  sectional turbodrill; bended multiple turbodrill

三节复式涡轮钻具  triple-section turbodrill

单节式涡轮钻具  single section turbodrill

多级式涡轮机  multistaged turbine; multistage turbine

反作用式涡轮钻具  reactive turbodrill

复式涡轮钻具  double-section turbodrill

三节复式涡轮钻机  triple-section turbodrill

分段式多级离心清水泵  sectional multi-stage centrifugal fresh water pump

复式弯涡轮钻具  bent multi-turbodrill

积木式组合涡轮钻具  cordwood-type compound turbodrill

可调式多轴钻床  adjustable multiple spindle drill

立轴式涡轮机  vertical shaft turbine; vertical turbine

涡轮式钻机  TURBODRILL; turbobit

涡轮式钻土机  vane borer

多级涡轮  multistage turbine; Multi-stage Turbine; stage turbine

多级涡轮机  Multi-stage Turbine

低速大扭矩涡轮钻具  low speed high torque turbodrill

低速高扭矩涡轮钻具  low-speed-high-torque turbodrill

地热涡轮钻具  geothermal turbodrill