单词：soil horizon
soil horizon的用法和样例：
例句
- New England has many trees and thin,rocky soil.新英格兰有许多树木和薄薄的岩石土层。
- The soil is very thin in the forest.森林里的土层非常薄。
单词：soil horizon 相关文章
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One of these wavelengths corresponds to hydrogen, another wavelength would be iron. Another wavelength would be oxygen. And so you go to the part of the spectrum you are interested in and you see you'
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