将下列实测值修约到个位数, 修约正确的是( )。
A.实测值 15.50,修约值 15 B.实测值 15.50,修约值 16 C.实测值 16.50,修约值 16 D.实测值 16.50,修约值 17 E.实测值 17.52,修约值 18正确答案BCE
将下列实测值修约到个位数, 修约正确的是( )。
A.实测值 15.50,修约值 15 B.实测值 15.50,修约值 16 C.实测值 16.50,修约值 16 D.实测值 16.50,修约值 17 E.实测值 17.52,修约值 18正确答案BCE
