Makasitomala aku Egypt: Ndikuyang'ana mpweya wochezeka wokhazikika woziziritsa kuziziritsa kuziziritsa kwa fiber laser mkati mwa makina anga odulira chubu la laser. Kupatula kukhala wokonda zachilengedwe, mpweya wozizira wa laser chiller ukuyembekezeka kukhala waphokoso lotsika.