减小刀尖圆弧半径,可以减小被加工零件的表面粗糙度。( ) 发布时间:2018-04-21 01:13 │ 来源:www.tikuol.com 题型:判断题 问题: 减小刀尖圆弧半径,可以减小被加工零件的表面粗糙度。( )
题型:判断题 The order came that the medical supplies______to Beijing for the H1N1 flu soon.A.would be sentB.should sendC.be sentD.must be sent 查看答案