
Gas supply systems. Pipelines for maximum operating pressure over 16 bar. Functional requirements
出版:British Standards Institution

專家解讀視頻
? British Standards Institution 2013
UNE EN 1594:2009 - Identical
NF EN 1594:2009 - Identical
NEN EN 1594:2009 - Identical
NBN EN 1594:2009 - Identical