上海将用5年时间完成全市2万多辆出租轿车的改装工作,以液化石油气为这些车辆的燃料.这是上海有关方面负责人日前公布的.到去年底,全市已建成2座液化石油气加气站,100多辆出租车已改装成液化石油气和汽油双燃料汽车.经测定,使用液化石油气的汽车废气排放量比安装尾气处理装 Shanghai will use 5 years to complete the city’s more than 20,000 rented cars modified to liquefied petroleum gas for the fuel of these vehicles.This is the responsible person in Shanghai recently announced.At the end of last year, the city has built two liquefied petroleum Gas stations, more than 100 taxis have been converted into LPG and gasoline dual-fuel vehicles.It was determined that the use of liquefied petroleum gas vehicle exhaust emissions than the installation of exhaust treatment