Therewith, it is expounded that the fuel economyat part load and the adjustment curve characteristic of automobile carburetted enginecan be improved by inducting a proper amount of by-pass air.

• 同时阐述了引入适量的旁通空气,可改善车用化油器式汽油机部分负荷运转时的燃料经济性,并改进其调整特性由线的变化规律。