| 释义 |
permiable strata
- semipermeableadj. 半渗透性的
- administrableadj. 可管理的,可处理的
- 含盐地层hán yán dì céng
saliferous strata
- 地层dì céng
stratum
- 覆层fù céng
coating; overlying strata
- 阶层jiē céng
stratum; rank; section
- 社会阶层shè huì jiē céng
stratum
- 等级děng jí
grade; rank; order and degree; social estate; social stratum
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