Ma geogrid apulasitiki anjira ziwiri ndi oyenera mitundu yosiyanasiyana ya madamu owotcherera ndi kulimbitsa pang'ono, kutetezedwa kwa malo otsetsereka, kulimbitsa khoma la ngalande, komanso kulimbitsa maziko okhazikika pama eyapoti akulu, malo oimikapo magalimoto, madoko, ndi mabwalo onyamula katundu.1. Wonjezerani mphamvu yonyamula msewu (...
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