图2a为轴套零件简图,当内孔、各外圆及端面均已按图加工完毕,图2b为钻孔时的三种定位 发布时间:2017-07-05 18:13 │ 来源:www.tikuol.com 题型:问答题 问题: 图2a为轴套零件简图,当内孔、各外圆及端面均已按图加工完毕,图2b为钻孔时的三种定位方案,试分别求其工序尺寸及上下偏差。
题型:问答题 does he have to type the report on a computer, he has to get the computer to translate it into sounds.A.Not only;but alsoB.Either;orC.Both;andD.Not;but 查看答案