零件端平面不作为最佳分型面。

Component end face is not used as the optimal parting face.

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然后我把一个末端平面放在这儿，一块磷放在这儿。

And then I could put a flat end here and I could put phosphorus here.

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齿轮齿面严重磨损时应更换新齿轮，如果只是齿轮的两端平面磨损，可在平面磨床上磨削修光。

Gear tooth face serious wear new gear should be changed, if only gear at both ends of the plane wear, can be in surface grinding machine on grinding repair light.

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