The mass of a substance per unit volume.
The ratio of charge stored per increase in potential difference.
Electrical device used to store charge and energy in the electrical field.
The temperature at which a gas or vapor changes back to liquid.
The product of force and time for which force acts, also equal to the change in momentum.
Water vapor in the air, the weight of water vapor in the volume of the air.
S.I. Unit of electric current, one ampere is the flow of one coulomb of charge per second.
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A meaty fish with firm, flavorful flesh. High in protein, the meat is an excellent source of Omega-3 fatty acids. It can often be found on our fresh ...
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南斯拉夫
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