单词 | Stokes number 2 |
释义 | Stokes number 2 [`stōks ¦nǝm·bǝr `tü] ENGINEERING A dimensionless number used in the calibration of rotameters, equal to 1.042 mf gρ (1-ρ/ρf )R3/μ2, where ρ and μ are the density and dynamic viscosity of the fluid respectively, mf and ρf are the mass and density of the float respectively, and R is the ratio of the radius of the tube to the radius of the float. Symbol St2. |
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