Increasing the air inflow can reduce the residual exhaust gas coefficient in the cylinder at low-speed and low-load,but would cause mixture too lean in oppo
This paper firstly concludes that the factors influencing oil injection time of engine are mainly oil temperature,the height of oil channels inlet and oil c
Through analyzing reports of the complains and the test results collected from Hainan nearly 10 years,It could be found out that the area of the body where