They are equipped with continuous monitoring instruments for measuring sulphurdioxide, nitrogen oxides, photochemical oxidants and carbon monoxide.Respirable and total suspended particulates (dust) and lead concentrations are also measured.
英
美
- 站內的監察儀器，不斷測量本港空氣中二氧化硫、氧化氮、光化學(xué)氧化劑及一氧化碳含量，同時(shí)也測量可吸入懸浮粒子、總懸浮粒子(塵埃)和鉛的含量。
