The monitoring items include the number of inhale,particles(IP),nitrogen oxides(NOx),carbon monoxide(CO)and hydrocarbon(CmHn).

• 监测项目为车流量、可吸入颗粒物(Inhaleparticle,IP)、氮氧化物(Nitrogenoxides,NOx)、一氧化碳(Carbonmonoxide,CO)、烃类(Hydrocarbond,CmHn)。