在大批量生产中,箱体类零件大多采用()夹具定位和夹紧进行镗削加工。 A.镗模 B.角 发布时间:2020-06-22 10:00 │ 来源:www.tikuol.com 题型:单项选择题 问题: 在大批量生产中,箱体类零件大多采用()夹具定位和夹紧进行镗削加工。A.镗模B.角铁C.回转工作台D.压板和垫铁
题型:单项选择题 One of the best ways for people to keep fit is to _____ healthy eating habits.A. grow B. develop C. increase D. raise 查看答案
题型:单项选择题 By the time my mom _____ to our school, all others of my class ______ for home.A.got, leftB.got, had leftC.had got, had leftD.had got, left 查看答案