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。

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.

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对于手启动的汽油发电机组，为了解决油箱位置低或油路压力低时供油不正常的困难，设计一种新式供油装置。

The new fuel providing device is designed for hand-start gasoline generating set to settle the low position of the fuel tank or bad fuel providing device when the fuel pressure is low.

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