
Fixed firefighting systems – Water mist systems – Part 9: Test protocol for machinery in enclosures not exceeding 260 m3 for open nozzle systems
出版:Danish Standards

專家解讀視頻
Fixed firefighting systems – Water mist systems – Part 9: Test protocol for machinery in enclosures not exceeding 260 m3 for open nozzle systems
出版:Danish Standards
專家解讀視頻