论文 -- 管理论文 文档标签: FXHistory - Historical Currency Exchange Rates Gummy Stuff 系统标签: fxhistory currency gummy exchange historical rates toDatefromDatefromto0Err:502 11/13/0801/01/05USDEURErr:502 http://.oanda/convert/fxhistory?date_fmt=us&date=11/13/08&date1=01/01/05&exch...