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["建筑业企业复工复产应急物资（口罩）保障需求测算表"]
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["    注：A类人员指接触确诊（疑似）病例人群的人员；\n        B类人员指经常接触人群的人员；\n        C类人员指偶尔接触人群的人员。"]

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