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

{"sheet":"Sheet1","index":0,"n_rows":2,"n_cols":7,"rows_kept":2,"merged":[[0,0,0,6]]}
["参会企业岗位需求反馈表"]
["序号","单位名称","岗位名称","岗位数（个）","需求专业","联系人","联系方式"]

{"sheet":"Sheet2","index":1,"n_rows":0,"n_cols":0,"rows_kept":0}

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