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Geomembrane ndi chinthu chofunikira kwambiri cha geosynthetic chomwe chimagwiritsidwa ntchito poletsa kulowetsedwa kwamadzi kapena mpweya ndikupereka chotchinga chakuthupi. Nthawi zambiri amapangidwa ndi filimu yapulasitiki, monga polyethylene yapamwamba kwambiri (HDPE), polyethylene yotsika kwambiri (LDPE), mizere yotsika ...Werengani zambiri»