... Adopting Several Contact Points 采用多个连接点 brand contact points 品牌接触点 ignition contact points 镀钼触点 ...
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contact points ignition system 触点式点火系统
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Ignition timing devices. The contact points must be timed to close and open in proper relation to the piston positions in the cylinders.
点火正时装置：触点必须能够在活塞处于气缸中相关位置时，按时关闭和开启。
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