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单词 Rossby number
释义 Rossby number
[`rȯs·bē ´nǝm·bǝr]
FLUID MECHANICS
The nondimensional ratio of the inertial force to the Coriolis force for a given flow of a rotating fluid, given as R0 = U/fL, where U is a characteristic velocity, f the Coriolis parameter (or, if the system is cylindrical rather than spherical, twice the system's rotation rate), and L a characteristic length.
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