Their main advantage is that the measurement of the dimensions of workpieces can be made either by means of the dial indicator or by means of the micrometer head.

它的主要优点是：可以用微分筒一端和表头一端分别是进行工件尺寸的测量。

youdao

Their main advantage is that the measurement of the dimensions of workpieces can be made either by means of the dial indicator or by means of the micrometer head.

它的主要优点是：可以用微分筒一端和表头一端分别是进行工件尺寸的测量。

youdao