... Ultrasonic Flowmeter 超声波流量计 ultrasonic doppler flowmeter 超声多普勒流量计 ultrasonic blood flowmeter 超声血流速计 ...
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文中研究一种用于工业密闭管道流体流量测量的新型超声波多普勒流量计。
To study a new type ultrasonic Doppler flow meter for industry flow measurement of the liquid in the airtight pipeline.
以多普勒法的谷物收获超声波流量计为研究对象，进行谷物收获系统和超声波流量计的前期研究。
We research corn harvest system of ultrasonic flowmeter by Doppler in this paper, start the prophase research work on corn harvest system and ultrasonic flowmeter.
本文阐述了超声波流量计常用的时差法、多普勒法的测流原理，以及超声波流量计的分类。
This paper explained the commonly used principle of ultrasonic flow meter: time-difference method and Doppler method and introduced the classification of the ultrasonic flow meter.
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