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              FileInputStream readFile = new FileInputStream("c:/ceshi.xls");
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       // »ñÈ¡Ãû³ÆÎª“²âÊÔÒ³”µÄsheet
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       //HSSFSheet st = wb.getSheet("²âÊÔÒ³");
              HSSFSheet st = wb.getSheetAt(0);
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     HSSFCellStyle normalStyle = wb.createCellStyle();
     //ÒÔÏÂÁз½Ê½´æ´¢µ±Ç°µ¥Ôª¸ñÑùʽ
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