Njerwa ndi zida zomangira zodziwika bwino, ndipo zimagwiritsidwa ntchito kwambiri m'magawo ambiri. Monga imodzi mwa mafupa omanga, kufunikira kwa njerwa kukukulirakulira pang'onopang'ono. Inde, njirayi ndi yosasiyanitsidwa ndi kugwiritsa ntchito makina opangira njerwa. Ndi ver
Mipiringidzo ya konkriti imagwiritsidwa ntchito makamaka kudzaza mawonekedwe apamwamba a nyumbayo, chifukwa cha kupepuka kwake, kutsekereza kwamawu, mphamvu yabwino yotchinjiriza, ogwiritsa ntchito ambiri amakhulupirira ndi kukondedwa. Zopangira zake ndi monga mvuvu: Simenti: simenti acts a
Makina opangidwa mosamalitsa a Aichen - Semi - Makina opangira konkriti mosakayikira ndi nyenyezi yowala pantchito yomanga, ndikuchita bwino kwambiri komanso ntchito zosiyanasiyana, kupereka chithandizo cholimba komanso chodalirika cha v.
Pogwirizana ndi kampaniyo, amatipatsa kumvetsetsa kwathunthu ndi chithandizo champhamvu. Tikufuna kupereka ulemu waukulu ndi kuthokoza kochokera pansi pa mtima. Tiyeni tipange mawa abwinoko!