It including the gear, the coupling and manual and automatically enters the handle which USES for the bed saddle.

它包括齿轮、离合器及手动和自动进给床鞍用的手柄。

youdao

These problems can be solved by increasing the modification coefficient of small vertical cutting gear, increasing the number of gear teeth and restored the height of the bed saddle and so on.

采用增大纵向走刀小齿轮的变位系数、增加小齿轮齿数、恢复床鞍高度等方法可解决上述问题。

youdao

When I get out of the bike's saddle to grind up hills, I actually have to click to a higher gear.

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