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Portable Handle Ultrasonic Doppler Flowmeter
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The Doppler ultrasonic flow meter is designed to measure the flow, there must be a certain amount of air bubbles or suspended solids in liquid. within closed conduit, the pipe line must be filled full
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Portable Ultrasonic Echo Sounder Depth Meter
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The Portable Echo Sounder is a low cost ultrasonic water depth instrument meter, which is used for measuring water depth in silting or sedimentation studies, dredging surveys in lakes, rivers, p
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