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But the structure of purple soil parent material is loose and easy to efflorescent, anti-erodibility;
但紫色土成土母岩结构疏松,易风化,抗蚀性低;
youdao
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But the structure of purple soil parent material is loose and easy to efflorescent, anti-erodibility;
但紫色土成土母岩结构疏松,易风化,抗蚀性低;
youdao