The progress patent for the application of steel structure used in urban construction, industry and traffic;

With the acceleration of industrialization and urbanization process, the contradiction between the scale of occupying land of urban development and limited land resources will become acute.

This article explores the strategic target,the solution of urbanization in the rural areas of Hunan province and the development of regional economy.

As China has enter a time which urbanization is developping papidly,causing the obvious waste of land resource.

Discussion on environmental effect evaluation of project construction in city construction;

Pondering on ecosystem valued city construction and basic ecological principles;

How to bring city constructing documents functions into full play for city construction;

Combination design and construction of substation with other relative architectures is a specific prac- tice in harmonic development of urban distribution network and municipal construction,whose benefits are strong enough to prove the necessity of such measures.

The theory and application of natural ventilation are introduced in this paper, and it is suggested that the main problem of its application in urban building is the noise control and air -born pollution control after the analysis of its demand on surrounding environment.

The 3D modeling of urban building is one of the most important techniques in designing urban landscape and digital urban foundational construction.

Along with the enormous construction of urban buildings, the area of the green surface in our country is less and less.