tachometer

核心释义

1. 1.

   测量旋转轴每分钟转速的装置,如汽车传动轴。

   A device for measuring the revolutions per minute (RPMs) of a revolving shaft, as with the driveshaft of an automobile.

2. 2.

   用于指示旋转速度的测量仪器

   measuring instrument for indicating speed of rotation

3. 3.

   测量或指示速度的装置,如血液、河流、机器等的速度。

   A device for measuring or indicating velocity or speed, as of blood, a river, a machine, etc.

用于指示旋转速度的测量仪器；测量或指示速度的装置,如血液、河流、机器等的速度。；转速计；流速计；[医] 血流速度计