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美国从事火炮科研与生产的华特伏里特兵工厂1965年以来已相继投资1570万美元用于发展新的制造方法和技术以进行现代化技术改造。在投资总额中,近一半用于研制和购置样机。目前,多数样机都已在生产中正式应用。由于采用了新的制造方法和技术,该厂已取得节省总费用达7430万美元的显著效果。节省费用与投资费用的此值达4.7。15年来,投资的
In the United States, Walt Disney Armory, which is engaged in artillery research and production, has invested US$15.7 million in 1965 for the development of new manufacturing methods and technologies for modern technological transformation. Of the total investment, nearly half are used for the development and purchase of prototypes. At present, most prototypes have been formally applied in production. Thanks to the new manufacturing method and technology, the plant has achieved a significant effect of saving a total cost of $74.3 million. This value of savings and investment costs is 4.7. For 15 years, the investment