Mau oyamba a Makina Oikira Mazira ● Tanthauzo ndi CholingaMakina oikira dzira, omwe amadziwikanso kuti makina opangira mazira, ndi mtundu wa makina opangira konkriti omwe amayika midadada pamalo athyathyathya ndikupita kutsogolo kukayika chipika china. Ndi wi
Pali mitundu yambiri ya makina a njerwa pamsika, pakati pawo pali makina a njerwa otchedwa makina a konkriti. Koma kodi mukudziwa zozindikiritsa makina oyika njerwa? Kodi mukudziwa zomwe zilembo za nambala ya njerwa zimayimira?
Mipiringidzo ya konkriti imagwiritsidwa ntchito makamaka kudzaza mawonekedwe apamwamba a nyumbayo, chifukwa cha kupepuka kwake, kutsekereza mawu, mphamvu yabwino yotchinjiriza, ogwiritsa ntchito ambiri amakhulupirira ndi kukondedwa. Zopangira zake ndi monga mvuvu: Simenti: simenti acts a
Tagwirizana ndi makampani ambiri, koma kampaniyi imachita makasitomala moona mtima. Ali ndi luso lamphamvu komanso zinthu zabwino kwambiri. Ndi mnzathu amene takhala tikumukhulupirira.