危险货物电石包装检验安全规范 (GB 19453-2009) Safety code for inspection of packaging of dangerous goods for calcium carbide 代替GB 19453.1-2004,GB 19453.2-2004 发布时间: 2009-06-21 实施时间: 2010-05-01 阅读数量: (178) 标准分类: A 综合