皮带开始绕在拖拉机的皮带轮上.The belt started wrapping up on the tractor pulley.首先把V形皮带挂到缝纫机皮带轮上.Put the V belt on the pulley of the sewing machine.通过简单的更换皮带轮的方式可以达到搅拌工艺的灵活调整.Process flexibility can be achieved through a simple and ea...

“皮带轮”的英语可以翻译为：[计] belt pulley ...