English translation for "pitch ratio"

节距比
节圆直径比
螺距比（螺旋桨）
螺距直径比

Related Translations:

pitching fold:  伏褶曲倾伏褶皱

pitch circle:  齿节圆分度圆节距圆节圆线

football pitch:  足球场

pitch apex:  节锥顶

no pitch:  投球无效

pitch axe:  鹤嘴斧

relative pitch:  相对间距相对跨距相对螺距相对音高（听觉）

square pitch:  45的屋顶坡度45度斜屋面屋面坡度

pitching rotation:  投球回身动作

tube pitch:  管心距

Example Sentences:

1.

Virtual pitch ratio 实效螺距比

Similar Words：

"pitch range" English translation, "pitch rate" English translation, "pitch rate gyroscope" English translation, "pitch rate signal" English translation, "pitch rate stabilization" English translation, "pitch ray" English translation, "pitch reaction" English translation, "pitch reaction control" English translation, "pitch reaction system" English translation, "pitch recorder" English translation