compound turbo-drill 复式涡轮钻具
hydraulic load on turbo-drill 涡轮的水力载荷
optimum capacity of turbo-drill 涡轮钻具最优排量
optimum revolution of turbo-drill 涡轮钻具合理转速
hydraulic efficiency of turbo-drill 涡轮的水力效率
love-speed high-torque turbo-drill 低速大扭矩涡轮钻具
unstable working range turbo-drill 涡轮不稳定工作区
optimized working zone of turbo-drill 涡轮钻具最优工作区
stiff turbo-drill assembly 钢性涡轮钻具组合
以上来源于: WordNet
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