大气粒子 meaning in English

atmospheric particles

" it is a question of putting a wave of suspended air around the statue in such a way as to keep the atmospheric particles which land on the statue and which , together , have a corrosive and polluting effect at a distance , " he added
他补充说： “急待解决的问题是在雕像周围设置悬浮的空气波，从而保护雕像不受落在雕像表面的大气粒子的侵袭，这些粒子即使在远处也会对雕像产生腐蚀和污染。 ”