DIN EN ISO 10439-4 (2010-09)被替代
Petroleum, petrochemical and natural gas industries - Axial and centrifugal compressors and expander-compressors for special-purpose applications handling gas or process air Part 4: Expander-compressors (ISO/DIS 10439-4:2010); English version prEN ISO 10439-4:2010
出版：German Institute for Standardisation (Deutsches Institut für Normung)
专家解读视频
