求救!!,about maths

2007-07-31 11:29 pm
邊個率較少:630 l/h定係150 c.c/s?
俾埋步驟我,thx~
唔好就咁俾答案我

回答 (1)

2007-07-31 11:55 pm
✔ 最佳答案
1L = 1000c.c
1hr = 3600s
630L/hr=630*1000/3600=175cc/s
so 630L/hr > 150cc/s
參考: own


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