The work spindle get four-grade rotate speed, which is driven by a couple of two-grade v-belt pulley.

由一对两级三角皮带轮传动工件主轴，使其获得四级转速；

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The work spindle get four-grade rotate speed, which is driven by a couple of two-grade v-belt pulley.

由一对两级三角皮带轮传动工件主轴，使其获得四级转速；

youdao