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ultrasonic unit中文是什么意思

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用"ultrasonic unit"造句"ultrasonic unit"怎么读"ultrasonic unit" in a sentence

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  • 超声波装置

例句与用法

  • According to the high dispersedness and low precision of measurements when using the traditional time difference method in small diameter and low flow rates conditon , this paper brings forward a new method based on high - speed data acquisition technique . the time difference comes out accurately with high resolving ability of time by using the method and the signal processing algorithms . the developed ultrasonic detection system is composed of two ultrasonic detectors , a transmitting and receiving ultrasonic unit , a high - speed data acquisition unit and a computer
    本文针对传统的时差法在小管径、低流速测量时,具有测时结果分散性大、测量精度受计数频率的影响大等不足,创造性地把高速数据采集技术应用在超声波流量、压力测量上,用信号处理算法求时差,使时差成为一个统计量,有效地克服了超声波传统时差法测量精度差、不能测量小管径、低流速流体流量的缺点,提高了时差测量的分辨率和精度。
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