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

{"sheet":"Sheet1","index":0,"n_rows":5,"n_cols":8,"rows_kept":5,"merged":[[0,6,0,7],[4,1,4,6]]}
["姓名","身份证号","手机号码","录取专业","邮政编码","更改后的邮寄地址（省、市、区）","身份证照片"]
[{"$nulls":6},"正面","反面"]
[]
[]
[null,"注：邮件命名为：姓名+2022年专升本通知书邮寄地址更改申请。"]