Ule dolomite na-egbochiỌ bụ ule nhọrọ na Euro Euro 149: 2001 + A1: 2009.
Ihe nkpuchi ahụ ekpughere uzuzu nke dolomite na nha nke 0.7 ~ 12μm na ntụju mmiri na-eru 400 ± 100mg / m3. Mgbe ahụ, uzuzu na-enyocha site na nkpuchi ahụ na iku ume iku ume nke 2 lita kwa oge. A na-ahụ ule ahụ ruo mgbe izu oke nke uzuzu na-erute 833mg y / m3 ma ọ bụ elu na-erute uru akọwapụtara.
Oseihe nwaanyiMgbakwunye na iku ume nke nkpuchia nwalere ya.
Ihe niile masks na-agafe dolomite na-egbochi dolomite nwere ike igosipụta na mgbakwunye okuku ume na iji nwayọọ na-eji nwayọọ nwayọọ na-efe efe, yabụ na-enye ndị ọrụ na oge na-ejikwa oge niile.
Oge Post: Mar-29-2023