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["采购内容"]
["序号","材料名称","规格型号","备注"]
[1,"钢筋","HPB300φ8"]
[2,"钢筋","HPB300φ10"]
[3,"钢筋","HRB400φ12"]
[4,"钢筋","HRB400φ14"]
[5,"钢筋","HRB400φ16"]