A longitudinal hole extends through the spindle so that long bar stock can be fed through it.

主轴中有一个贯穿全长的通孔，长棒料可以通过该孔送料。

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A longitudinal hole extends through the spindle so that long bar stock can be fed through it.

主轴中有一个贯穿全长的通孔，长棒料可以通过该孔送料。

youdao