渐开线花键滚轧轮的设计是渐开线花键冷滚轧的关键技术。

The roller design is the key point for the cold rolling technology.

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把浸汁煮滚，待完全冷后才可用。

Boil up chicken sauce. Cool aside for later use.

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把浸汁煮滚，待完全冷后才可用。

Boil up chicken sauce. Cool aside for later use.

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