Vapor lock is common in fuel lines where the inlet side of the pump is exposed to high temperatures.
汽油泵的入口处承受着高温，就经常出现气阻。
Inside the fuel line, fuel vapor may block the flow of liquid gasoline. This is called vapor lock.
在油管中汽油蒸气会阻碍液态汽油的流动，这称为气阻。
This latter function is necessary to prevent one form of vapor lock: a stoppage of fuel flow caused by an insufficient amount of atmospheric pressure inside the tank.
特别要防止汽油收缩时，由于油箱内的大气压力不足导致供油中断。
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