随着电控发动机轿车的广泛使用,化油器发动机轿车在污染物排放净化方面的不足就愈加明显。虽然有很大一部分化油器发动机的出租车已改装成汽油/LPG两用燃料汽车,它们在燃用LPG时的污染物排放净化性能比燃用汽油时有很大的改善,但是,随着汽车污染物排 With the widespread use of electronically controlled engine cars, carburetor engine cars in the purification of pollutants deficiencies become more apparent. Although a significant portion of the carburetor engine taxis have been retrofitted into gasoline / LPG dual fuel vehicles, their pollutant emission purification performance when burning LPG is greatly improved over that of gasoline, however, with Car pollution row