The humidity could change in the room and that could change the friction coefficient.

室内的湿度会随时变化,这对摩擦系数影响很大。

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The cold air was then expelled into a closed space using a fan, cooling the room and stabilizing the humidity.

冷气随后用风扇排入封闭空间，冷却了屋子，稳定了湿度。

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Whether you prefer wheat, white, or another type of bread, it will stay fresh for up to 4 days at room temperature — depending on humidity — if sealed in its original wrapping.

无论您喜欢小麦面包，白面包或另一种类型的面包，根据环境的湿度，在室温下，如果面包密封在其原来的包装里，它的保质期可长达四天。

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Items are now housed in a temperature and humidity-controlled strong-room protected by an inert gas fire protection system, which would douse the room in gas to kill flames instead of using water.

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Those who can handle abrupt temperature changes can try the four room Nun Path, a variation of hot to cold with variations of humidity, a revival of a Roman regeneration treatment. (although only the most stalwart should attempt the Frigidarium.) And treatments span the globe, from hammam rituals to Thai and Ayurvedic.

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The guest rooms and suites also feature an intelligent-thermostat system, though when I visited, it wasn't hitting on all cylinders: My room was perpetually chilly, and my clothes and sheets slightly damp--humidity being a major annoyance in this seaside megacity.

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