Holtop anasonyeza zinthu zatsopano kwambiri - mbale zosinthira kutentha ndi counterflow mbale exchanger HRV pa fair of Chillventa, International Trade Fair Refrigeration • Air Conditioning • Mapampu otentha ku Nuremberg Germany kuyambira Oct.15-17, 2008.
Lipoti pa Oct 23, 2008
Nthawi yotumiza: Oct-23-2008