20世纪90年代中期以来，我国国民经济保持了快速持续稳定的发展，受世界瞩目。不论是我国的城市现代化建设、乡镇城市化建设，还是交通建设、公路建设、水利建设、邮政建设、农村建设乃至国防建设等领域，均呈现出良好的发展态势。贯穿于各领域的基础设施建设作为国民经济发展 Since the mid-1990s, the national economy of our country has maintained a rapid steady development and attracted worldwide attention. Whether in our country’s urban modernization, urban and rural construction, or in the areas of transportation construction, highway construction, water conservancy construction, postal construction, rural construction and even national defense construction, all have shown a good momentum of development. Infrastructure construction runs through various fields as a national economic development