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单词 resistance coefficient 1
释义 resistance coefficient 1
[ri`zis·tǝns ´kō·i´fish·ǝnt `wǝn]
FLUID MECHANICS
A dimensionless number used in the study of flow resistance, equal to the resistance force in flow divided by one-half the product of fluid density, the square of fluid velocity, and the square of a characteristic length. Symbolized cf .
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