Mach是什么意思

实用例句

1. In this paper a Mach - Zehnder electrooptic modulator fabricated on a z - propa - gation LiNbO _ 3 substrate is reported.

我们在z传LiNbO_3基片上设计、制作了M-Z (Mach -Zehnder )型电光调制器.来自互联网

2. When there is one trim angle of attack , there probably exists a critical Mach numberM _ ( cr )

当有一个平衡迎角时, 可能有一临界 Mach 数 Mcr,当M& gt; Mcr时,平衡迎角处是动稳定的.来自互联网

3. The hot air permitted higher speeds before the critical Mach number was exceeded.

热空气可使之在超过临界马赫数之前达到更快的速度。来自柯林斯例句

4. The aim is to fly at about Mach 2, twice the speed of sound.

目标是以大约2马赫的速度飞行，也就是音速的两倍。来自柯林斯例句

5. Empirical results are needed in the transonic Mach regime.

在跨音速马赫数范围内需要经验结果.来自辞典例句