For reducing a peasant during the period of the maize threshes, the intensity of Labour, raises working efficiency, designs maize sheller.

为了降低农民在玉米脱粒时劳动强度、提高工作效率，设计玉米脱粒机。

youdao

For reducing a peasant during the period of the maize threshes, the intensity of Labour, raises working efficiency, designs maize sheller.

为了降低农民在玉米脱粒时劳动强度、提高工作效率，设计玉米脱粒机。

youdao