{"text_format":"3","workbook":"xls","n_sheets":1,"sheets":["Sheet1"],"read":"whole","date_system":"1900","formulas":"cached_only"}

{"sheet":"Sheet1","index":0,"n_rows":1,"n_cols":4,"rows_kept":1,"flags":["formulas_cached_only"]}
["NAME","NUMBER","KEYPAD_ID","名词解释：\nNAME：学生姓名、NUMBER：学号、KEYPAD_ID：键盘号（10位）\n*第一行请保持不变，列可以增加，删除。"]