云水总量(也可称为液水路径)是一个重要的气象学和云雾物理参数。

Cloud liquid water path (i. e. vertically-integrated cloud liquid water) is an important parameter in meteorology and cloud and mist physics.

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土壤水分是水文学、气象学、土壤学、生态学以及农业科学等研究领域中的一个重要的参数。

Soil moisture is an important factor in research fields of hydrology, meteorology, pedology, ecology, agricultural science and so on. But it is a difficult one to gain.

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积雪是一种重要的地球表层覆盖物，是气象学和水文学中一个非常重要的参数。

Snow cover is an important mulch of ground surface, as well as an important parameter of meteorology and hydrology.

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