在所述滚筒轴上设置有小 链轮，所述大链轮通过链条带动小链轮与滚筒上的铙齿形锄板一起转动， 实现锄地作业。

The big chain wheel drives the small chain wheel to rotate with the cymbal toothed hoe plate on the cylinder through the chain, so as to realize the hoeing operation.

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外壳内，设有小切换齿轮、分别与大链轮和大齿轮固连的端面齿轮轴、变速齿轮组和发电机组。

A small switching gear, a contrate gear shaft respectively fixedly connected with a big chain wheel and a big gear, a speed change gear set and a generator set are arranged in the casing.

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