The precision and affecting factors of difference measurement are analyzed.

分析了检测精度和影响精度的因素.

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The principle of phase difference measurement in digital correlation method is discussed.

讨论了相关法测量正弦信号相位差的原理.

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In this paper a gas ultrasonic flowmeter with transit - time difference measurement has been designed.

本文研制时差法气体超声波流量计,包括流量计硬件电子线路和软件设计.

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A precise phase difference measurement method for current sensor is proposed in this paper.

提出了一种高精度在线测定电流传感器相位差的方法.

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