
【国外标准】 Gas-fired central heating boilers - Specific requirements for condensing boilers with a nominal heat input not exceeding 70 kW
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2025-04-28
- DIN EN 677
- 废止
- 定价: 442元
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适用范围:
暂无
标准号:
DIN EN 677
标准名称:
Gas-fired central heating boilers - Specific requirements for condensing boilers with a nominal heat input not exceeding 70 kW
英文名称:
标准状态:
废止-
发布日期:
2001-08-01 -
实施日期:
出版语种:
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