10个0.625相乘再乘以10个0.8相乘再乘以10个2相乘等于多少
式子是这样的:0.625*0.625*0.625*...*0.625(10个)*0.8*0.8*0.8*...*0.8(10个)*2*2*2*...*2(10个)用脱式计算但愿你们能看懂我表达的式子。==