| 释义 |
relative humidityn.（名词）abbr. r.h.【缩写】- The ratio of the amount of water vapor in the air at a specific temperature to the maximum amount that the air could hold at that temperature, expressed as a percentage.相对湿度：在特定温度下空气中的水气相对于在这个温度下空气所能包含的最大水气量的比率，用百分比表示
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