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近年来,日本加大海外投资,不断地把工厂迁移到国外,建立海外生产与销售基地.日本经济对外依赖性很强,这是因为( )
如图(a)所示,两个电阻R1、R2串联连接在电源两端,且R1>R2;接着将R3、R4两电阻并联在相同电源的电路中,如图(b)所示.设R3=R1、R4=R2,两电路闭合电键后,则消耗电能最多的是电阻( )
My school is different theirs. It has many after school clubs.
They are hoping ________ a nice weekend after the busy week.