÷ ÷ ÷1 ÷
>>>
780cm3=dm3 3040mL=L
1.2dm3=mL 6m3=L
×7= 100÷ = × = 3÷ = 10÷ =
5× = ×4= 4÷ = ÷ = 12÷ =
以雷达站为观测点:
看图回答下列问题: