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["报价单"]
["产品位号","T307塔"]
["序号","材料名称","材质","单位","数量","价格"]
[{"$nulls":5},"材料单价","加工单价","其他费用","合计"]
[1,"裙座","Q235B","KG"]
[2,"封头"]
[3,"筒体"]
[4,"换热器"]
[5,"换热器托盘"]
[6,"填料支撑圈"]
[7,"液体收集器"]
[8,"集液槽"]
[9,"塔顶升气口"]
[10,"塔顶回流口"]
[11,"塔底出料口"]
[12,"人孔"]
[13,"法兰"]
[14,"螺栓"]
[15,"垫片"]
[16,"其他"]

{"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}