Single-line comments or end-of-line comments are preceded by ##. Multi-line comments are bracketed by the #* and *# pair.
单行注释或者行尾注释从 ##开始，多行注释则放在 #*和 *#之间。
The meshing process is analyzed using line graph method firstly, calculation methods of the contact ration, multi-point contact coefficient and multi-pair contact coefficient are established;
首次采用线图法分析了其啮合过程，建立了双圆弧齿廓弧齿锥齿轮重合度、多点接触系数和多对齿接触系数计算方法；
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