中文翻译与英英解释 | 【机械工程】齿距线。
| | | pitch: vt. 1.扔，投，抛，掷；【棒球】投球。 2.插(桩等 ... | | line: vt. 交尾。 | |
例句与用法 | 1. | The directrixes of the in former two transmissions are the loxodrome and the geodesic on the pitch cones , that of the latter is an equal - pitch line along the direction of straight generatrixes in the hyperboloid surface , also is the vertical trajectory of the straight generatrixes
前两种传动形式的准线分别为节锥面上的斜航线与测地线，后者的准线为单叶双曲面上沿直母线方向的等螺距曲线，且为直母线族的正交轨线。
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