-
1.The acoustic Mach meter is used to measure the speed of sound in air.
声学马赫计用于测量空气中声速的速度。
-
2. The acoustic Mach meter was used to detect the presence of a gas leak in the factory.
声学马赫计被用来检测工厂中气体泄漏的存在。
-
3. The acoustic Mach meter is an essential tool for measuring the speed of sound in various materials.
声学马赫计是测量各种材料中声音速度的必备工具。