tachometer

名词 n.
中文释义

英文释义

名词 n.
  1. A device for measuring the revolutions per minute (RPMs) of a revolving shaft, as with the driveshaft of an automobile.
  2. A device for measuring or indicating velocity or speed, as of blood, a river, a machine, etc.

词形变化

tachometers plural tachometre alternative

词汇关系

近义词
rev counter tach
衍生词
cardiotachometer haematachometer phototachometer pneumotachometer
相关词
tachygraphy tachymeter
并列词
speedometer tachograph

词源

From tacho- + -meter.
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