Urban spatial expansion is one of the core research fields in urban geography science and urban planning science.
城市空间扩展是城市地理学、城市规划学的核心内容之一。
The updating urban traffic modes, breaking the limitation of speed and carrier capability, provides the foundation and the decisive condition for the urban spatial expansion.
而交通方式的不断更新，突破了原来的速度、运载能力等方面的限制，为城市空间不断扩展提供了基础和决定性条件。
As a guide element of urban expansion and the urban structure framework, road traffic has a complicated relation with spatial form evolution of old cities.
作为城市拓展导向要素以及城市结构骨架的道路交通，与旧城空间形态演变之间存在复杂的关系。
However in the urban research, TM data is mainly applied to urban expansion urban thermal island effect and urban greenbelt for the low spatial resolution.
但在城市研究中，由于该数据的空间分辨率相对较低，因此对该数据的利用主要集中于大城市扩展、城市热岛效应和城市绿地等方面。
The urban expansion in developed areas is commonly caused by the acceleration of urbanization. The city spatial evolvement is the easiest fact that can be observed.
我国经济发达地区正在经历因城市化加速带来的普遍的城市扩张，城市空间形态的衍变成为最显现的现象。
The process and characteristics of urban expansion are analyzed using fractal dimension and compactness based spatial morphologic measurement coupled with land use change survey.
选用分维数和紧凑度作为城市形态指数，与城市土地利用变化相结合研究城市扩展的过程和特征。
The third part puts forward ways and expansion of urban spatial characteristics of urban spatial evolution.
第三部分提出了城市空间的扩展方式和城市空间演变的特点。
At the same time, this expansion also drives the rapid evolution of urban spatial form and structural reorganization.
同时，这种拓展也推动着城市空间形态的快速演变与结构的重组。
This paper adopts spatial data and GIS methods modeling and exploring the spatial factors of urban expansion in Nanjing during 1988-2001 and 2001-2007.
应用各种空间数据和GIS分析方法，建模并探索1988- 2001年和2001 - 2007年两个时段影响南京城市扩展的空间要素及其关系。
Urban expansion and its driving forces in Chengdu city was quantitative analyzed by methods of buffer analysis and factors analysis based on TM data and GIS spatial analysis techniques in the paper.
本文利用多时相tm影像，基于GIS空间分析技术，运用缓冲区分析方法和因子分析方法，对成都市城市扩张及其驱动力进行了定量分析。
Remote sensing images are used to monitor the urban built-up area expansion from 1979-2004. The spatial-temporal patterns of these cities are: during 1979-1989, the expansion rates are all low;
利用遥感数据分析得到的研究区域的土地利用变化数据，总结了研究区域城市建成区扩展的时空特征：在1979-1989年间，四个城市建成区扩展速度均较小；
Remote sensing images are used to monitor the urban built-up area expansion from 1979-2004. The spatial-temporal patterns of these cities are: during 1979-1989, the expansion rates are all low;
利用遥感数据分析得到的研究区域的土地利用变化数据，总结了研究区域城市建成区扩展的时空特征：在1979-1989年间，四个城市建成区扩展速度均较小；
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