檢視粘度的原始碼

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中文名: 粘度

外文名: viscosity

流 动: 基本特征

形 成: 速度梯度

公 式: τ= ηdv/dx =ηD

有 关: 材料性质

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'''粘度'''是物质的一种物理[[化学]]性质，定义为一对平行板，面积为A，相距dr，板间充以某液体；今对上板施加一推力F，使其产生一速度变化度所需的力。

由于粘度的作用，使物体在流体中运动时受到摩擦[[阻力]]和压差阻力，造成机械能的损耗（见流动阻力）。<ref>[https://www.360kuai.com/pc/908a098c1554a9803?cota=3&kuai_so=1&tj_url=so_rec&sign=360_7bc3b157&refer_scene=so_55 树脂粘度计的应用范围及其转子和转速对照表],快资讯 , 2021-12-02</ref>