The irrationality of town construction land structure.
五是用地结构不合理，建筑布局凌乱。
Our system of land owned by the state and the collective dual structure mode, natural extensions to construction land area.
中国土地制度的国家所有和集体所有二元结构模式，自然延伸到了建设用地领域。
Lorenz curves; Gini coefficient; urban construction land; spatial structure; Jiangxi province;
洛沦兹曲线；基尼系数；城市建设用地；空间结构；江西省；
The region is close to Bohai Sea, where the high soil salinity, bad soil structure, and fragile entironment greatly restrict the effective use of land resources and ecological construction.
但该区濒临渤海，土壤含盐量普遍较高，土壤结构性差，生态环境脆弱，极大地限制了该区土地资源的有效利用和生态建设。
It has such advantages as light structure, aesthetic shape, less land requisition and simplified cofferdams and pit drainage, thus shortening the construction period and reducing the cost.
这种结构的优越性是；结构轻巧，造型美观，占地较少，简免施工围堰和基坑排水，从而能缩短工期，降低工程造价。
At present, the large seepage prevention structure of cofferdam is usually constructed at land and the cost is high and construction period is long.
目前，大型海上施工围堰的截渗结构均为陆上施工。其工程造价高、工期长。
At present, the large seepage prevention structure of cofferdam is usually constructed at land and the cost is high and construction period is long.
目前，大型海上施工围堰的截渗结构均为陆上施工。其工程造价高、工期长。
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