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 ...
A ranar 7 ga Agusta. An yi bikin cika shekaru 16 na JUNRAY CO. a birnin Qingdao. Shekaru goma da suka gabata, shugaba He Chunlei ya kafa kamfanin Junray a kasar Sin. Junray (Our Brand) ya ƙware a...