| 1. | Secondary air injection relief valve
二次空气喷射减速压阀 |
| 2. | Secondary air injection system
二次空气喷射装置 |
| 3. | Second - air injection system
二次空气喷射系统 |
| 4. | Jasp jet air suction port
进气口二次空气喷射 |
| 5. | Secondary air injection tube
二次空气喷射管 |
| 6. | In order to meet stringent regulations , the secondary air injection ( air ) system should be added to work with the catalyst
为了满足比较严格排放限值，催化转化器常常与二次空气喷射技术配合使用。 |
| 7. | This paper design a motorcycle emission reduction system which include a upstream catalyst , a downstream catalyst and air system after the thorough study of catalytic converters and air system
本文在深入研究催化转化器和二次空气喷射系统的基础上，设计了二级催化加二次空气喷射的摩托车尾气净化系统。 |
| 8. | In third part of this paper , we calculated the distributing of pressure and velocity in motorcycle ' s pipe using fluent software . it can give us a good advice to choose the position of air and catalyst
第三部分对摩托车排气管进行了三维数值模拟计算，了解排气管中的压力和速度的分布情况，为更好的选择二次空气喷射位置，催化转化器的布置位置提供依据。 |
