水汽含量很少,25 度C時飽和蒸汽才2%. 多謝點讚。鏈接在此:

來源: 2015-03-30 19:02:39 [博客] [舊帖] [給我悄悄話] 本文已被閱讀:

http://www.engineeringtoolbox.com/humidity-ratio-air-d_686.html