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最佳答案:how many kilos of rice do you want?five is finehow many bottles of juice do you
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最佳答案:这些是按照P1V1/T1=P2V2/T2计算的.式子里P是压强,按照1标准大气压等于101300Pa换算,V是体积,T是热力学温度,等于273+摄氏度.1、2分