DIN EN ISO 10440-2:2003 石油和天然气工业.旋转型容积式压缩机.第2部分:封装空气压缩机(无油)
Petroleum and natural gas industries - Rotary type positive-displacement compressors - Part 2: Packaged air compressors (oil-free) (ISO 10440-2:2001); German and English version EN ISO 10440-2:2001