| 摘要 |
[PROBLEMS] To provide an engine capable of increasing the introduced amount of EGR gas without reducing the introduced amount of fresh air. [MEANS FOR SOLVING PROBLEMS] In this engine, the fresh air and the EGR gas are introduced in cylinders. The EGR gas is introduced into the cylinders in at least a part of a compression stroke by utilizing a pressure in a combustion chamber in at least a part of an expansion stroke. |
