当比例尺很小时,能够分辨出的图上最小距离所代表的实际距离也就越大,海图的精度也就越差,这种相当于海图上()mm。
A.005
B.01
C.015
D.02
参考答案:B
— Excuse me. You smoke here.
— Sorry, I won't do it again. [ ]
A. are supposed to
B. had better
C. aren't supposed to
D. don't suppose to
“爱心小组”的九位同学为灾区捐款,捐款金额分别为10,10,11,15,17,17,18,20,20(单位:元).那么这组数据的中位数是______元.