西部是我国重要的老工业基地之一,经过60多年的发展建设,现已形成专业设备、制造加工、国防、航空、航天等门类比较齐全的制造业体系,为国家经济发展和国防安全作出了重要贡献。西部大开发近十年来,生态环境和基础设施建设已初见成效,故西部各省市陆续进行结构调整,在继续 The western region is one of China’s important old industrial bases. After more than 60 years of development and construction, the western region has formed a relatively complete manufacturing system of professional equipment, manufacturing and processing, national defense, aviation and spaceflight, and has made the national economic development and national defense security Important contribution. In the past ten years or so since the great development of the western region, the ecological environment and infrastructure construction have achieved initial success. Therefore, the western provinces and municipalities successively carried out structural adjustment and continued