名词
中文翻译：湿度比
同义词：
['humidity', 'humidity ratio']
例句：
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1. The air in the roomis very humid, which can causediscomfort for some people.
房间里的空气非常潮湿，对一些人会造成不适。
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2. Thehumidity ratio of the airin the greenhouse is higher thanthat of the outside.
温室里的空气湿度比外面高。
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3. The humidity ratio ofthe soil is an important factor affecting plantgrowth.
土壤的湿度比例是影响植物生长的一个重要因素。