manganese concretion
基本解释
- [地球科学]锰结核多金属结核
英汉例句
- The curve model can express well the relation between silt content, sand content, slope deposit depth, iron-manganese concretion depth , all the soil fertility properties and terrain.
其中，对数模型能够对土层厚度、粘粒含量与地形的关系进行最优拟合；
双语例句
词组短语
- iron manganese concretion 铁锰结核
短语
专业释义
- 锰结核
- 多金属结核