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分子扩散系数
释义
分子扩散系数
Encyclopedia
工学
分子扩散
释
molecular diffusion coefficient
分子扩散系数
分子热运动中,传输能量与浓度梯度之比。扩散可以发生在气体、液体和固体等介质中,扩散速度的大小取决于浓度梯度和扩散系数。
理学
扩散系数(大气)
释
molecular diffusion coefficient
分子扩散系数
由于分子的热运动,物质在介质中的浓度梯度将导致该物质分子由高浓度区向低浓度区的自发扩散。
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