Based on field survey data, an area, an area statistical analysis of soils and loose sediments for both of their genetic and compositional groups was made.

利用土壤普查和松散堆积物调查资料，对全县土壤和松散堆积物按成因类型和组成特征进行了面积统计。

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Based on field survey data, an area, an area statistical analysis of soils and loose sediments for both of their genetic and compositional groups was made.

利用土壤普查和松散堆积物调查资料，对全县土壤和松散堆积物按成因类型和组成特征进行了面积统计。

youdao