Kuti uone kuvuza kweHEPA Sefa, inozivikanwa kwazvo kushandisa aerosol photometer yekuyedza. Nhasi, Tichatora ZR-6012 Aerosol Photometer semuenzaniso kuunza musimboti wekuona we...
Musi waAugust 7. mhemberero yegore regumi nematanhatu yeJUNRAY CO. yaive muguta reQingdao. Makore gumi apfuura, Mutungamiri He Chunlei akatanga kambani yeJunray kuChina.