{"text_format":"3","workbook":"xls","n_sheets":3,"sheets":["Sheet1","Sheet2","Sheet3"],"read":"whole","date_system":"1900","formulas":"cached_only"}

{"sheet":"Sheet1","index":0,"n_rows":2,"n_cols":6,"rows_kept":2,"merged":[[0,1,0,5]],"flags":["formulas_cached_only"]}
["附录：2","历史文化学院第二届研究生讲课比赛报名登记表"]
["姓名","学号","专业","题目","联系方式","备注"]

{"sheet":"Sheet2","index":1,"n_rows":0,"n_cols":0,"rows_kept":0,"flags":["formulas_cached_only"]}

{"sheet":"Sheet3","index":2,"n_rows":0,"n_cols":0,"rows_kept":0,"flags":["formulas_cached_only"]}