所有换挡离合器均为渐开线花键 齿式离合器。

The contours of the sprocket teeth are medium frequency induction hardened. All transmission clutches are of involute spline type.

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和单片磨擦式电磁离合器的原理及结构非常近似，只是结合方式为齿式啮合。

And monolithic friction-type electromagnetic clutch principle and structural very approximate, just combining ways for an engagement.

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本发明中的止回装置既可采用单向棘 爪棘齿式离合装置，也可以采用单向滚柱超越离合器。

The block device in the invention can adopt one-way pawl-ratchet type on-off devices and one-way roller overrunning clutches.

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