ICS点击此处添加ICS号点击此处添加中国标准文献分类号DB11北京市地方标准DB11/T301—XXXX代替DB11/T301-2005燃气用户工程设计施工验收技术规范Technicalcodefordesignconstructionandacceptanceonuserengineeringoffuelgas点击此处添加与国际标准一致性程度的标识（征求意见稿）XXXX-XX-XX发布XXXX-XX-XX实施北京市质量技术监督局发布发布DB11/T301—XXXX目次前言................................................................................II1范围...............................................................................12规范性引用文件.....................................................................13术语...............................................................................14基本规定...........................................................................25燃气管道...........................................................................35.1一般规定.......................................................................35.2引入管.........................................................................55.3室内燃气管道...................................................................66燃气计量..........................................................................106.1一般规定......................................................................106.2居民用气......................................................................116.3商业和工业企业用气............................................................116.4安装..........................................................................127燃具、用气设备....................................................................127.1居民用气......................................................................127.2商业用气......................................................................147.3工业企业用气..................................................................158给排气............................................................................179安全及控制装置....................................................................1710试验与验收.......................................................................1810.1一般规定.............................