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我们用如图所示的U形圆杆来起吊并移动一些较重的机床附件,如卡盘、分度头、分度盘、工作台及虎钳。圆杆的下端夹紧在需起吊的卡盘
We use a U-shaped bar as shown to lift and move some of the heavier machine tool attachments such as chucks, indexing heads, indexing tables, work tables and vices. The lower end of the rod is clamped on the chuck to be lifted