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

{"sheet":"Sheet1","index":0,"n_rows":5,"n_cols":5,"rows_kept":5,"merged":[[4,1,4,4]],"flags":["formulas_cached_only"]}
["名称","品牌","参数","数量","单价"]
["电脑","联想","启天M415 i5-7500 8G 1T 0.552  1.0 21寸联想商用显示器",2]
["打印机","惠普","M1136 0.13 1  0.13惠普 打印、扫描、复印，黑白激光",1]
["扫描仪","佳能","C225",2]
["合计"]

{"sheet":"Sheet2","index":1,"n_rows":0,"n_cols":0,"rows_kept":0,"flags":["formulas_cached_only"]}

{"sheet":"Sheet3","index":2,"n_rows":0,"n_cols":0,"rows_kept":0,"flags":["formulas_cached_only"]}