美国西部与中国西部在地理位置、地形地貌、自然资源和对本国的重要性等方面都有许多相似之处。美国对西部大规模的开发,准备于19世纪四五十年代,开始于南北战争时期,完成于20世纪中叶,前后经历了100多年时间。美国西部开发史为我国西部开发提供了 There are many similarities between the western United States and western China in terms of geographical location, topography, natural resources and the importance to the country. The large-scale development and preparation of the western region by the United States began in the 1940s and 1950s and began in the period of the Civil War. It was completed in the mid-20th century and lasted for more than 100 years. The history of the western development in the United States provided for the development of western China