Maka nchọpụta ntanye maka HEPA Filter, a maara nke ọma iji aerosol photometer maka nnwale. Taa, anyị ga-ewere ZR-6012 Aerosol Photometer dị ka ọmụmaatụ iji webata ụkpụrụ nchọpụta maka ...
Maka nchọpụta ntanye maka HEPA Filter, a maara nke ọma iji aerosol photometer maka nnwale. ZR-6012 Aerosol Photometer ka ndị injinia nwalere ehihie na abalị. Taa, a ga-ahapụ ya ụlọ mmanya ...