mechanical efficiency [机] 机械效率 ; 力学效率

acoustic mechanical efficiency 声机械效率

coefficient of mechanical efficiency 机械效率系数 ; 机械效率

mechanical efficiency of turbine 水轮机的机械效率 ; 水轮机机械效率

hydraulic mechanical efficiency 液力机械传动效率

mechanical efficiency of pump 水泵机械效率

volume efficiency times mechanical efficiency 容积效率乘机械效率

pump mechanical efficiency 钻井泵效率

mechanical efficiency test [机] 机械效率测定试验

Low mechanical efficiency 机械效率低