When a hand wheel is toggled, the nut connecting plate drives the hand piece of the suspended type submerged arc welding machine and a wire reel bracket to move axially.

拨动手轮时，螺母连接板带动悬挂式埋弧焊接机头与焊丝盘支架轴向移动。

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Handling the machine manually, use the additional speed switch (the handle multiplier), which can change the value of displacement equal to one skip on the scale of the hand-wheel.

人工操作机床，使用附加速度开关(手动倍率开关)能改变手动轮一个刻度的位移量。

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The peanut hill-drop planter comprises a push hand, a machine frame, a ditching knife, a ground wheel, a sowing box and a hill-drop wheel;

该穴播机包括推手、 车架、开沟刀、地滚轮、播种箱和穴播轮；

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