The apparatus constitutes the system of testing the liquid drop speed, the system of controlling the liquid dropping speed, LCD display system, MCS-51 system, the key board and alarming system.
该装置由水滴速度测试系统、滴速控制系统、显示装置、单片机系统、键盘和报警等系统组成。光电传感器用来测量液体滴速，利用步进电动机的转速来控制点滴速度，显示装置利用液晶显示器。
The testing of transmission speed of sonic wave in the gas-liquid two-phase flow indicates that Wood formula can be used to calculate the transmission speed of sonic wave in the two-phase flow.
通过声波在气液两相流中传播速度试验证明，武德近似公式可以用来计算声波在该两相流中的传播速度。
The testing of transmission speed of sonic wave in the gas-liquid two-phase flow indicates that Wood formula can be used to calculate the transmission speed of sonic wave in the two-phase flow.
通过声波在气液两相流中传播速度试验证明，武德近似公式可以用来计算声波在该两相流中的传播速度。
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