iron manganese concretion

基本解释

• [地球科學]鉄錳結核

英汉例句

雙語例句

• 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，對數模型能夠對土層厚度、粘粒含量與地形的關系進行最優擬郃；

• iron manganese concretion更多例句

专业释义

地球科學

• 鉄錳結核