不透上有水平分布的三层土,厚度均为 1m ,渗透系数分别为 k 1 = 1m/d , k 2 = 2m/d , k 3 = 10m/d ,则等效土水平渗透系数 k x 为多少?
A.
A 12m/d
B.
B 4.33m/d
C.
C 1.87m/d
D.
D 2m/d
手机使用
分享
复制链接
新浪微博
分享QQ
微信扫一扫
微信内点击右上角“…”即可分享
反馈
参考答案:
举一反三
【简答题】Write an essay entitled “ Can Man Triumph over Nature ” Outline for your reference. 1. You can make a long list of instances that indicate man can conquer nature. 2. On the other hand, you can cite nu...
【简答题】On the other hand, I always consider Bach an objective artist. You can see that he worked only with the forms and ideas that his time proffered him. I do not think he felt any inner compulsion to open...