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

{"sheet":"Sheet1","index":0,"n_rows":2,"n_cols":10,"rows_kept":2}
["序号","编号","名称","单位","数量","技术参数","售后服务期限","质保期","出保后维保费用（年）","易损件更换时间"]
[1,null,null,"套",1,null,null,"产品最长的质保","出保后每年维保费用，可写价格也可写整机的百分比","易损件更换的频率，如几个月，几年，多少次"]