ICS 27.200CCS P 49中华人民共和国国家标准GB/T 44855—2024冷却塔节水管理规范Management specification for water conservation of cooling towers2024-11-28 发布2025-03-01 实施国家市场监督管理总局国家标准化管理委员会发 布目　　次前言 ······························································...