- 行业: Weather
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The American Meteorological Society promotes the development and dissemination of information and education on the atmospheric and related oceanic and hydrologic sciences and the advancement of their professional applications. Founded in 1919, AMS has a membership of more than 14,000 professionals, ...
A unit of mass numerically equal to the molecular weight of the substance. The gram-mole or gram-molecule is the mass in grams numerically equal to the molecular weight; for example, a gram-mole of oxygen is 32 grams.
Industry:Weather
In a gas mixture, the ratio of the partial pressure of a gas to the total pressure of the mixture. Compare mixing ratio, specific humidity.
Industry:Weather
The weight of 1 mole (equal to Avogadro's number of particles) of a particular molecule. The mass of 1 mole of carbon atoms is defined as 12 grams.
Industry:Weather
In meteorology, a general term usually referring to the water vapor content of the atmosphere, or to the total water substance (gaseous, liquid, and solid) present in a given volume of air. In climatology, moisture refers more specifically to quantities of precipitation or to precipitation effectiveness. See humidity; see also soil moisture.
Industry:Weather
Expression of soil moisture content obtained by taking the ratio of the weight of water in the soil to the oven-dry weight of the soil and multiplying by 100.
Industry:Weather
A measure of the concentration of a dissolved species in a solution. The molality is given as the number of moles of the compound dissolved per kilogram of solution. Compare molarity.
Industry:Weather
Expression of soil moisture content obtained by taking the ratio of the volume of water in the soil to the total bulk soil volume and multiplying by 100.
Industry:Weather
Curve representing air or soil moisture as a function of height or depth.
Industry:Weather
