【单选题】【消耗次数:1】
下面可以在实体材料上加工孔的方法是:()。
钻孔
扩孔
铰孔
镗孔
参考答案:
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相关题目
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②  镗床夹具
③  铣床夹具
【单选题】 工件装夹后,在同一位置上进行钻孔、扩孔、铰孔等多次加工,通常选用( )。
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【单选题】 加工机座、箱体、支架等外形复杂的大型零件上直径较大的孔,特别是有位置精度要求的孔和孔系,应该采用( )。
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