The requirements of security and operation of bridge structure are getting higher and higher with the swift development of modern transportation. It becomes an important question need urgently solved that the bridge structure and component damage can not be discovered accurately in time. 随着现代交通事业的飞速发展，对桥梁结构的安全性和使用要求越来越高，及时、准确地发现桥梁结构或构件的损伤已经成为一个迫切需要解决的重要问题。
Based on swift development of container transportation, consistently increased container port docks, consistently enlarged production ability and scale as well as fierce market competition, the paper gives out the strategy of developing container port docks under cooperation and competition. 伴随着集装箱运输的蓬勃发展，集装箱港口码头数量的不断增加，生产能力以及生产规模的不断扩大，集装箱港口市场竞争更加激烈。依据此背景，提出合作竞争理念下的集装箱港口码头的发展策略。
Swift expansion of communications and transportation. certificate of public convenience and necessity 公共交通运输业许可证
Along with the implementation of national positive financial policy, the traffic infrastructure construction especially the construction of the highway and expressway obtained swift and violent development that providing a good infrastructure condition for the road transportation. 随着国家积极财政政策的实施，交通基础设施建设，特别是公路、高速公路建设得到了迅猛发展，为公路交通运输业提供了良好的基础设施条件。
With the swift development of information technology and trend of the global economy integrated, various countries face unprecedented opportunity and challenge, social production, transportation, trade and management style are changing rapidly. 随着经济全球化和信息技术的迅速发展，各国的发展都面临前所未有的机遇与挑战，社会生产、物资流通、商品交易及其管理方式正在并将继续发生深刻的变革。
