l 总则 ····················································································2 术语····················································································3 机房分级与性能要求 ·······························································3. 1机房分级······································································3. 2性能要求······································································4 机房位置及设备布置 ·······························································4. 1电子信息系统机房位置选择 ··············································4. 2电子信息系统机房组成····················································4. 3设备布置······································································5 环境要求··············································································5. 1温度、相对湿度及空气含尘浓度········································5. 2噪声、电磁干扰、振动及静电···········································6 建筑与结构 ···········································································6. 1一般规定······························...