民用建筑太阳能热水系统评价标准 [附条文说明] GB\T50604-2010
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采暖与空调系统水力平衡阀 GB\T28636-2012
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燃气冷热电三联供工程技术规程 [附条文说明] CJJ145-2010
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城镇供热直埋蒸汽管道技术规程 [附条文说明] CJJ\T104-2014
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冷库管理规范 GB\T30134-2013
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采暖空调系统水质 GB\T29044-2012
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管道元件PN(公称压力)的定义和选用 GB\T1048-2005
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环压连接管道工程技术规程 [附条文说明] CECS305:2011
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