单词 | pascal second |
释义 | > as lemmaspascal second pascal second n. the SI unit of dynamic viscosity, equal to the reciprocal of the velocity with which a fluid between two plates one metre apart moves when one of the plates is moved toward the other with a shear stress of one pascal; symbol Pas or Pa·s.In practice, the poise (poise n.2) is the more commonly used unit of measurement for dynamic viscosity.extracted from Pascaln.< as lemmas |
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