{"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":[[0,0,0,1],[1,0,1,7],[3,0,4,0],[3,1,4,1],[3,2,4,2],[3,3,4,3],[3,4,4,4],[3,5,3,7]]}
["附件1"]
["会议回执"]
[]
["序号","姓名","单位名称","职务/职称","手机号","是否用餐"]
[{"$nulls":5},"18日晚","19日午","19日晚"]