1CS35.020L09DBI1备案号:36761-2013北京市地方标准DB11/T948.12013电梯运行安全监测信息管理系统技术规范第1部分:系统总体结构Technical specifications for lifts,escalators and moving walksoperation safety monitor ing information management systemPart 1:General system structure2013-01-31发布2013-05-01实施北京市质量技术监督局发布