An instrument that measures the humidity of the air.

测量空气中湿度的一种仪器。

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The surface dust, low humidity of the air, ground and traffic dust stirred up.

地面灰尘大，空气湿度低，地面的人和车流使灰尘搅动起来。

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This represents the ratio of relative humidity of the air over a test solution compared with that of distilled water.

给定温度空气中湿度与其平常最大湿度的比率； 用百分比表示。

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Humidity is the amount of water in the air.

VOA: special.2010.07.27

Then researchers fan out across the forest measuring the temperature and the humidity of the air (two of the factors that determine how a fire will behave), and recording the amount of woody fuel in the forest and the moisture in that fuel.

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While Shaman's findings are "important, " according to Gardam, the challenge will now be to see if air humidity affects the spread of the disease among humans in the real world.

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"In Antarctica, as the air temperature warms up, the humidity rises and the ability of snowfall to occur increases, " McClintock said.

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