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相对高速公路,高铁有着速度快、运量大、占地少、绿色环保等优势,发展前途普遍看好。和汽车产业相似,高铁产业链较长,对经济发展带动力较强。据相关分析,高铁建设的投资乘数为9,预计到2020年,全球高铁直接投资将超过1万亿美元,带动的产业增加值超过9万亿美元。
Relative to the expressway, the high-speed rail has the advantages of fast speed, large amount of traffic, less land occupation, environmental protection and other advantages. The development prospect is generally optimistic. Similar to the automobile industry, the high-speed rail industry has a long chain of industries and a strong driving force for economic development. According to the relevant analysis, the investment multiplier for high-speed railway construction is 9, and it is estimated that by 2020, the global direct investment in high-speed rail will exceed 1 trillion U.S. dollars and the added value of industries will be more than 9 trillion U.S. dollars.