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1·Use hammer and brass drift to tap ring gear onto the flywheel.

用锤子和黄铜冲销轻轻敲打环齿轮进入飞轮。

2·The flywheel also has a large ring gear at its outer edge, which engages with a pinion gear on the starter motor during engine cranking.

在飞轮的外缘(压)有一齿环，在发动起动时，齿与起动机的驱动小齿轮啮合。

3·The flywheel also has a large ring gear at its outer edge, which engages with a pinion gear on the starter motor during engine cranking.

飞轮也有其外缘，并与一对在发动机手摇起动电机齿轮齿圈齿轮搞大。