a metal rod of 0.8m at 25C expands to 0.86m when the temperature is increased by 175C.
文中既increased by係解"上升至"定係25+175?
increased by點解?
2008-06-16 7:24 pm
回答 (2)
2008-06-16 8:17 pm
✔ 最佳答案
A metal rod of 0.8m at 25C expands to 0.86m when the temperature is increased by 175C.Increased by 25C (+175C= 200C) 增加 xxx
Increased to 200C (25+175C) 增至 xxx
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