Modified gear can break through the limit of spur gear in using. But modified gear must be manufactured with special design tools in some conditions.

变位齿轮可以有效突破标准渐开线齿轮存在的使用局限性，但在某些情况下必须采用专门设计的刀具加工。

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Modified gear can break through the limit of spur gear in using. But modified gear must be manufactured with special design tools in some conditions.

变位齿轮可以有效突破标准渐开线齿轮存在的使用局限性，但在某些情况下必须采用专门设计的刀具加工。

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