centrifugal type tachometer 离心式转速表 ; 离心式转速计

pendulum-type tachometer [仪] 摆式转速计

generator-type tachometer 发电机式转速表

inductor-type tachometer 电感式转速计

reed type tachometer 振簧式转速计

stroboscope type tachometer 频闪观测器式旋速计

electrodynamometer type tachometer 电动式转速表

magneticdrag-type tachometer 磁感应式转速表

drag-type tachometer 牵引式转速表 ; [仪] 阻力式转速计

capacitor impulse type tachometer 电容器脉冲转速计