变速器控制点火装置由档位及水温控制真空点火提前装置和真空通道开闭使点火时间迟后以降低排气污染
The transmission control ignition device is controlled by gear position and water temperature. The vacuum ignition advance device and the opening and closing of the vacuum channel delay the ignition time to reduce exhaust pollution
以上为机器翻译结果，长、整句建议使用 人工翻译 。
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