Based on the characters of structure, land form, hydrogeology, water environment, rock and mineral geochemistry, and so on, this paper has studied the origin of the distribution of high-arsenic water.
本文从构造、地貌、水文地质和水环境、岩矿地球化学等方面特征，论证了高砷水分布区的成因，从而为改水提供了基础。
Each land use types , road square land and green land showed a significant supply effect, industrial land and storage land had a structure of damping form;
城市各用地类型中，道路广场用地和绿地为增长性结构，工业用地仓储用地为主要衰减性结构；
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