relative humidity
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汉语翻译
【化】 相对湿度英语解释：
名词 relative humidity:
- the ratio of the amount of water in the air at a give temperature to the maximum amount it could hold at that temperature; expressed as a percentage
例句：
- An instrument designed to indicate or control the relative humidity of the air.恒湿器一种用于显示或控制空气中相对湿度的仪器
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