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图上距离
实际距离
比例尺
0.8cm
1.2km
3.6cm
72m
12cm
2cm
3cm
300m
6÷ = 72× = ÷ =
÷ = 10÷20%= ÷ ×0=
6: = ÷ = ÷22= × = - =
+ = ÷60%= ×64= ( - )×12= ÷ =
进入组卷