“impulse tachometer”的概念、定义、翻译、参考文献-科学参考

单词	impulse tachometer
释义	impulse tachometer [`im´pǝls tǝ`käm·ǝd·ǝr] ^ENGINEERING A tachometer in which each rotation of a shaft generates an electric pulse and the time rate of pulses is then measured; classified as capacitory-current, inductory, or interrupted direct-current tachometer.
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