一辆汽车堵塞的燃料管道，会阻碍加速器的运行，对它进行结构检查，在杂乱仓促的运转中也许能显示出发动机空闲时不会表现的问题。
MECHANICS checking for a blockage in a car's fuel pipes know to floor the accelerator, for a splutter then indicates a problem that may not show up when the engine is idling.
运转过程中，如发现噪声或其他不正常的声音时，应立即停车，检查其原因，加以消除。
During running, stop it at once when noise or other abnormal sound is heard to find the cause and settle it.
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