Zokhala ndi malatamauna hexagonalmbali: yosavuta kugwiritsa ntchito;Sungani ndalama zoyendera.Itha kuchepetsedwa kukhala masikono ang'onoang'ono, ndikuphatikizidwa muzosunga zosunga chinyezi, zokhala ndi malo ochepa.❖ kuyanika makulidwe ofanana, kukana dzimbiri ndikolimba;Kumanga kosavuta, palibe luso lapadera;Kukana kwamphamvu pakuwonongeka kwachilengedwe ndi kukana dzimbiri komanso kuthekera kolimbana ndi zovuta zanyengo;Imatha kupirira mapindikidwe osiyanasiyana koma osagwa.Sewerani ntchito yosungira kutentha kokhazikika komanso kutchinjiriza.
Zokhala ndi malatamauna hexagonalntchito: khoma lomanga lokhazikika, kuteteza kutentha, kuteteza kutentha;mapaipi opangira magetsi, kutentha kwa boiler;Anti-kuzizira, chitetezo cha nyumba, chitetezo cha malo;Kwezani nkhuku ndi bakha, patulani nkhuku ndi bakha nyumba, gwirani ntchito yoteteza nkhuku;Tetezani ndi kuthandizira ma seawall, mapiri, misewu ndi Bridges ndi ntchito zina zamadzi.
Nthawi yotumiza: 31-08-22