Don gano zub da jini don Filter HEPA, sananne ne don amfani da photometer aerosol don gwaji. A yau, za mu ɗauki ZR-6012 Aerosol Photometer a matsayin misali don gabatar da ka'idar ganowa don ...
Daga ranar 23 zuwa 25 ga wata, an bude bikin baje koli na kasa da kasa na birnin Jakarta karo na biyar a shekarar 2023.