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这种镗杆利用它本身的旋转动力实现自动走刀,可在镗床、车床上(或不用机床)进行大型内球面的镗削加工(图1)。
This boring bar utilizes its own rotary power for automatic tooling and large internal spherical boring on a boring machine, lathe (or without a machine tool) (Figure 1).