在整个加工过程中,支撑爪与工件接触处应经常加润滑油,以减小()。A、内应力 B、变形 发布时间:2019-09-14 07:20 │ 来源:www.tikuol.com 题型:单项选择题 问题: 在整个加工过程中,支撑爪与工件接触处应经常加润滑油,以减小()。A、内应力B、变形C、磨损D、粗糙度
题型:单项选择题 Having completed our adventurous journey through the forest, we went back to our camping site, _______.A.exhaustedly but excitedlyB.exhaustedly but excitedC.exhausted but excitedlyD.exhausted but excited 查看答案