normal pitch的例句大全

analytical testimony of the amount of modification coefficients more than separate coefficient of normal pitch circle

角变位齿轮传动变位系数之和恒大于分度圆分离系数的解析法证明

also, a curveball is usually a little bit slower than a normal pitch, so it throws the batter's timing off.

此外，曲球的球速也往往比一般球慢一点，让打击者错过击球时机。

The normal lines of the cam pitch curve at the meshing points intersect at the instantaneous center of the cam and the pin gear, which accords with the meshing principle of tooth contour.

在凸轮与针轮啮合的瞬时，各针齿与凸轮啮合点处，凸轮理论廓线的法线交汇于该瞬时凸轮与针轮的速度瞬心，符合齿形啮合基本定理。

The study of the control laws of pitch stability augmentation system with angle-of-attack/ normal acceleration limiter

具有迎角/过载限制器的俯仰增稳系统控制律的研究

In this paper, one aircraft is used as the study model. It can realize the normal acceleration control that the pitch rate feedback is regarded as inner-loop and the normal acceleration feedback is the outer-loop.

以某飞机为研究对象，通过在俯仰角速度控制回路上加上法向过载回路作为外回路，实现飞机纵向控制中的法向过载设计。

The Application of Pitch Perturbation in Acoustic Analysis of Normal and Diseased Voice

频率微扰在正常及病态嗓音声学分析中的应用