发动机机舱防溅罩
engine compartment spray shield
发动机机舱盖板总成
engine compartment plate assembly
发动机机舱检视口盖
engine compartment access cover
发动机机舱检视口门
engine compartment access door
发动机机舱温度
engine compartment temperature
发动机排气分流阀
engine exhaust diverter valve
发动机排气辅助制动装置
exhaust auxiliary brake system