Pollen Qhov rai Screen
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High Quality Pollen Qhov rai Screen mesh nets hauv nets Superdense mesh
Pollen qhov rai cov ntxaij vab tshaus saib tsis txawv ntawm cov qhov rais qhov rais zoo tib yam.Tab sis tsis zoo li cov ntxaij vab tshaus, cov txheej nyias nyias ntawm cov yeeb yaj kiab no tau ntim nrog qhov uas tsis pom qhov muag liab qab.Txhua square centimeter tej zaum yuav ntom ntom ntim nrog ntau lab ntawm cov qhov me me molecular.Molecular-scale pores tso cai tsuas yog cov molecules dhau los, yog li cov khoom zoo li PM2 blocked. molecular Cheebtsam xws li carbon dioxide. Nws yog siv los ntawm lub caij nplooj ntoos hlav thiab lub caij ntuj sov