Ichi ndichidule chachidule cha chipinda chowonetsera chatsopano. Zinthu zazikuluzikulu zomwe zikuwonetsedwa zikuphatikizapo mpweya wotentha kutentha kwa mpweya, mpweya wochepetsera mpweya, makina opangira kutentha kwa HRV, ma ventilators a ERV, mayunitsi ophera tizilombo toyambitsa matenda, mayunitsi oyendetsa mpweya, etc.
Nthawi yotumiza: Oct-22-2021
