城区扩展 meaning in Chinese

urban expansion

Being the base of great city , they provide all kinds of industrial elements . on the other hand , they connect the central districts and outskirts towns of chengdu . with good basic conditions , the towns are the very effience areas for the central districts " expanding and they may become the hearts of the rural areas , which will absorb the residual labour force
一方面，它是大都市发展的基地，为大都市发展提供各类生产要素支撑，接受中心城区的产业扩散；另一方面，它是成都市域连接中心城区与远郊乡镇的经济纽带，由于其基础条件较好、优势明显，所以是中心城区扩展的有效区域，对远郊区域发展仍然起集聚、扩散作用，承担农村地区中心功能，为农村服务，接纳农村剩余劳动力。