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火花塞的工作状态将直接反映发动机的工作效率,如果火花塞的外貌或电极出现下面这些情况,你就可以从中得到下列信息:
The working condition of the spark plug will directly reflect the working efficiency of the engine. If the appearance of the spark plug or the following occurs in the electrode, you can get the following information: