送交者: pingshcn 于 2004-12-25, 06:45:37:

回答: 1度电的能量可烧开约10克水? 由 dlglucose 于 2004-12-24, 11:08:11:

Q=cm()

• i mispressed the enter key when i wanted to change the number - pingshcn (0 bytes) 2004-12-25, 06:49:22

加跟贴