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简述干扰沉降等沉比与自由沉降等沉比的关系。

问答题
2022-01-04 19:45
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正确答案

干扰沉降等沉比总是大于自由沉降等沉比,且可随容积浓度的减小松散度的增大而降低。


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通过对各种密度、粘度、形状不同的众多颗粒,进行沉降速度的测定,发现有时其密度、粒度、形状都不相同的两种颗粒,却有相同的自由沉降速度,这种现象谓之“等沉现象”。
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