www.bzfxw.comICS23.060CCSJ1615内蒙古自治区地方标准DB15/T3517—2024长距离输水管线复合式空气阀应用技术规程Appliedtechnicalspecificationofcompoundair-valvesinlong-distancewaterpipelines2024-06-28发布2024-07-28实施内蒙古自治区市场监督管理局发布www.bzfxw.comwww.bzfxw.comDB15/T3517—2024I目次前言.................................................................................II1范围.....................
