| 摘要 |
A catalyst case (6) has a case body (60) having an exhaust passage (60c) and also has first and second oxidation catalysts (61, 62) arranged in the exhaust passage (60c) of the case body (60). The first and second oxidation catalysts (61, 62) are arranged side by side in the direction intersecting the direction in which the exhaust passage (60c) extends. |
