ONORM EN 1861-1998 标准详情
- 标准号:ONORM EN 1861-1998
- 中文标题:
- 英文标题:Refrigerating Systems And Heat Pumps - System Flow Diagrams And Piping And Instrument Diagrams - Layout And Symbols
- 标准类别:奥地利国家标准ONORM
- 发布日期:
Defines symbols and drawing rules for system flow diagrams and piping and instrument diagrams for application to refrigerating systems, including heat pumps. Not applicable to refrigerating systems where the heat is extracted by an electrical circuit
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