GB××××—××××GB××××—××××目次前言……………………………………………………………………………………………………Ⅱ引言……………………………………………………………………………………………………Ⅲ1范围……………………………………………………………………………………………………12规范性应用文件………………………………………………………………………………………13术语和定义……………………………………………………………………………………………14通风系统的检查………………………………………………………………………………………24.1检查时间……………………………………………………………………………………………24.2检查范围……………………………………………………………………………………………24.3微生物污染物检查…………………………………………………………………………………34.4检查人员……………………………………………………………………………………………34.5需清洗的条件………………………………………………………………………………………35工程环境控制………………………………………………………………………………………35.1通风管道保持负压…………………………………………………………………………………35.2作业区隔离…………………………………………………………………………………………35.3清洗装置……………………………………………………………………………………………45.4烟火探测设备………………………………………………………………………………………45.5建筑增加与减压………………………………………………………………………………………45.6化学制剂的使用……………………………………………………………………………………45.7污染物处理………………………………………………………………………………………45.8工程计划……………………………………………………………………………………………45.9周围空气净化