GB/T 6809.4-1989 Reciprocating internal combustion engines--Terminology of components pressure-charging and air/exhaust gas ducting systems (English Version)
This standard specifies the terms and definitions of supercharging and intake and exhaust pipe systems of reciprocating internal combustion engines.
GB/T 6809.4-1989 history
2007GB/T 6809.4-2007 Reciprocating internal combustion engines.Vocabulary of components and systems .Part 4:Pressure charging and air/exhaust gas ducting systems
1989GB/T 6809.4-1989 Reciprocating internal combustion engines--Terminology of components pressure-charging and air/exhaust gas ducting systems