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单词 reynolds number
释义 reyn·olds number
\ˈrenəldz-\ noun
Usage: usually capitalized R
Etymology: after Osborne Reynolds died 1912 English physicist
: an abstract number characteristic of the flow of a fluid in a pipe or past an obstruction used especially in the testing of scale models of airplanes in a wind tunnel : the ratio of the product of the density of the fluid, the flow velocity, and a characteristic linear dimension of the body under observation to the coefficient of absolute viscosity
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更新时间:2025/1/11 17:35:04