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单词 Rayleigh's dissipation function
释义 Rayleigh's dissipation function
[`rā·lē ´dis·ǝ`pā·shǝn ´fǝŋk·shǝn]
MECHANICS
A function which enters into the equations of motion of a system undergoing small oscillations and represents frictional forces which are proportional to velocities; given by a positive definite quadratic form in the time derivatives of the coordinates. Also known as dissipation function.
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