单项选择题
One of the sides of the board should be painted yellow,and .
A.theother is white B.anotherwhite
C.theother white D.another is white
未知题型 有一螺母M24×2—6H,加工后,测得中径为D2a=22.785mm,△P∑=0.030mm,△α/2(左)=+35,△α/2(右)=+25, (1)试计算螺母的作用中径,判断中径是否合格; (2)画出中径公差带图。
多项选择题 下列关于行政许可的排除范围说法正确的是()。
单项选择题 I make a rule to take a walkin the morning. A.that B.this C.myself D.it