“超声波式水位计”的概念、定义、翻译、参考文献-科学参考

单词	超声波式水位计
释义	超声波式水位计 Encyclopedia 工学超声波式水位计释 ultrasonic stage recorder超声波式水位计将换能器安装在水下或水上某一已知高程位置，通过记录换能器发射的声脉冲在换能器与水面之间的往返传播时间和声波传播速度来计算测量水位的仪器。
随便看	closed loop test closed-loop test of flight control system closed-loop vector method closed magnet unit closed manifold closed mapping closed mixed-refrigerant cycle liquefaction process closed model Closed Mondays closed monoidal category closed morphism closed motor skill closed n-ball closed n-disk closed neighborhood closed neighbourhood closedness closedness of dictionary closed normal form closed n-sphere closed object closed oil gathering process closed-open set closed operator closed orbit

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