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

{"sheet":"Sheet1","index":0,"n_rows":5,"n_cols":8,"rows_kept":5,"merged":[[4,0,4,7]]}
["姓名","性别","研究组","导师","移动电话","联系邮箱","身高","衣服号码"]
[]
[]
["备注："]
["1.报名同学请经导师同意，合理安排时间，保证全程参加。\n2.衣服号码仅限S、M、L和XL。"]

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{"sheet":"Sheet3","index":2,"n_rows":0,"n_cols":0,"rows_kept":0}