ISO 8178-9-2012 往复式内燃机.排放测量.第9部分:压燃式发动机瞬态工况排气烟度试验台测量用试验方法和试验周期
Reciprocating internal combustion engines - Exhaust emission measurement - Part 9: Test cycles and test procedures for test bed measurement of exhaust gas smoke emissions from compression ignition engines operating under transient conditions