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| Chinese | English |
| 二次空气喷射旁通道 | secondary air injection bypass |
| 二次空气喷射旁通道 | air-injection bypass |
| 二次空气喷射旁通道 | air injection bypass |
| 喷枪侧向空气通道 | lateral air passage |
| 废气涡轮增压器废气旁通阀旁通气道 | waste-gate by pass |
| 二冲程发动机扫气通道 | scavenging passage |
| 燃油喷射旁通气道螺钉 | bypass screw |
| 气缸盖气门通道口 | valve passage |
| 气缸盖气门通道喉部气门颈部与气门座间的部分 | valve throat |
| 发动机直通进气道孔 | straight induction port |
| 进气输入通道孔，口，气口 | entrance port |
| 进气输入通道孔，口，气口 | entrance passage |
| 进气系统进气通道 | suction line |
| 进气通道 | inlet port |
| 通气道 | airway |
| 车身/客厢通风排气道管 | air extractor duct |