clay dyke

基本解釋

Failure of double layer dyke foundation by seepage first begins from tenacious clay covering.
雙層堤基的滲透破壞首先是從黏性土蓋層開始的。
The upstream cofferdam in second period was originally designed as a sand and gravel dyke with clay core.
二期上游圍堰原設(shè)計(jì)為粘土心墻沙礫料堰，經(jīng)研究修改為覆面式復(fù)合土工膜防滲結(jié)構(gòu)石碴堰。
The geological structure of the dyke base is typical of double layer with sand on the top and clay on the bottom.
堤基地質(zhì)結(jié)構(gòu)為典型的“上砂下粘”雙層結(jié)構(gòu)，地表直接出露粉細(xì)砂。