differential ultrasonic velocimeter

例句：

1. 1.The differential ultrasonic velocimeter was used to measure the speed of the car.
   差动超声波测速仪被用来测量汽车的速度。
2. 2.The engineer used the differential ultrasonic velocimeter to detect the leak in the pipeline.
   工程师使用差动超声波测速仪检测管道中的泄漏。
3. 3.The differential ultrasonic velocimeter is a valuable tool for measuring fluid flow in complex systems.
   差动超声波测速仪是测量复杂系统中流体流动的宝贵工具。