
Optics and photonics - Environmental test methods Part 23: Low pressure combined with cold, ambient temperature and dry and damp heat (ISO 9022-23:2013)
出版:German Institute for Standardisation (Deutsches Institut für Normung)

專家解讀視頻
Optics and photonics - Environmental test methods Part 23: Low pressure combined with cold, ambient temperature and dry and damp heat (ISO 9022-23:2013)
出版:German Institute for Standardisation (Deutsches Institut für Normung)
專家解讀視頻