Viscosity Measure of the resistance to flow, or internal friction, of a fluid. Viscosity changes with temperature so the temperature at which the measurement was made must always be specified.
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美
- 運動(dòng)粘度表明一種流體抵抗流動(dòng)或者說(shuō)是內部摩擦的能力的度量值。運動(dòng)粘度會(huì )隨溫度變化而變化，因此，在給出運動(dòng)粘度的數值時(shí)，通常必須注明其測試溫度。
