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ULTRASONIC METHOD OF FLOW SPEED MEASURING AND FLOWMETER FOR APPLICATION THEREOF
ULTRASONIC METHOD OF FLOW SPEED MEASURING AND FLOWMETER FOR APPLICATION THEREOF
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机译:超声波测速方法及其应用
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1. ultrasonic method измерени flow velocity, including radiation.ультразвуконлх impulses in the direction of liquid flow and against him. прсииедашх flow pulses, their comparison and introduction of
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