This paper introduced the composition, operational principle and character of ultrasonic flow instrument and explains that this is an effective flow test instrument for open canal.

介绍了超声波流量仪的构成及工作原理与特点，说明该设备是一种有效的明渠流量测试设备。

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In this paper is introduced a kind of newly developed ultrasonic Doppler instrument for measuring blood flow of superficial artery.

本文介绍了一种便携式浅表动脉超声多普勒血流仪的研制。

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We owns various advanced production facility and inspection equipment, such as wave crest solder, hot wind flow solder, ultrasonic and full-automatic switch power supply test instrument.

公司拥有各种先进的生产设备和检测设备，如进口波峰焊、全热风回流焊、超声波及全自动开关电源测试仪。

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