已知纯水密度是ρ水=1kg/dm³,泥沙的密度ρ泥=2.4kg/dm³
设含沙量为(质量比)C,则
40.56C/2.4 + 40.56(1-C)/1 = 40
40.56C + 97.344 - 97.344C = 96
56.784C = 1.344
C = 0.0237
= 23.7%
洪水中的平均含沙量是23.7%
已知纯水密度是ρ水=1kg/dm³,泥沙的密度ρ泥=2.4kg/dm³
设含沙量为(质量比)C,则
40.56C/2.4 + 40.56(1-C)/1 = 40
40.56C + 97.344 - 97.344C = 96
56.784C = 1.344
C = 0.0237
= 23.7%
洪水中的平均含沙量是23.7%