简要说明：皓丰牌的0.5~19999RPM接触式转速表AR925产品：估价：0，规格：AR925，产品系列编号：齐全

转速表是机械行业必备的仪器之一，用来测定电机的转速、线速度或频率。常用于电机、电扇、造纸、塑料、化纤、洗 衣机、汽车、飞机、轮船等制造业。 大多常用的为手持离心式转速表。转速仪测量在国民经济的各个领域，都是必不可少的。
Tachometer is machinery industry, one of the necessary instruments used to measure the speed of the motor, linear velocity, or frequency. Commonly used in motor, electric fan, paper making, plastic, chemical fiber, washing dryer, cars, planes, ships and other manufacturing industries. The most commonly used for holding a centrifugal tachometer. Speed meter measurement in various fields of national economy, are indispensable.