primary cover layer
基本解释
- [交通運輸工程]主要覆蓋層
英汉例句
- Formation of the oxidized Mn deposit is controled by the primary Mn ore layer, tectonics, geomorphology, thickness and lithology of the cover rock, climate and hydrogeological condition.
認爲表生富集型氧化錳鑛牀的形成主要受原生含錳層、地質搆造、地形地貌、頂蓋層厚度、巖性、氣候及水文地質等條件所制約。
雙語例句
专业释义
- 主要覆蓋層