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1984年,波兰国家铁路投资六百四十五亿波兰兹罗提(波兰货币单位),折合五十亿法郎。在这笔投资中,11％的钱花在电气化上(462公里的线路)27％的钱用于购置机车车
In 1984, Polish National Railways invested PLN 64.5 billion Polish Zloty (Polish monetary unit), equivalent to five billion francs. In this investment, 11% of the money spent on electrification (462 kilometers of lines) 27% of the money for the purchase of locomotives