salt bed

• 盐床,盐层

salt bed的用法和样例：

例句

1. But they lie far underground, below deep waters and a thick, drill-foiling layer of salt.
   但是这些油田埋藏在很深的地方，不仅有很深的海水，还有一层厚厚的难以钻透的盐层阻隔。
2. It has been proved that dual com bined casing used in salt rock and other strata are reliable for preventing the casing from collapsing.
   实践表明，双层组合套管在盐层段和其它特殊层段的应用，对预防套管损坏是切实可行的。