
Positive Displacement Vacuum Pumps - Measurement Of Performance Characteristics - Part 2: Measurement Of Ultimate Pressure
出版:Bureau of Indian Standard

專家解讀視頻
1993(R2003)1993
ISO 1607-2:1989 - Identical
ISO 1607-2 : 1989 - Identical
ISO 1607-2 : 1989 - Identical