This mechanism are different transmission forms when the planetary gear meshing with the two semi-internal gears.

行星轮与左右两个半内齿轮啮合时，属于不同的传动形式。

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This mechanism are different transmission forms when the planetary gear meshing with the two semi-internal gears.

行星轮与左右两个半内齿轮啮合时，属于不同的传动形式。

youdao