Yankho la Machitidwe

Thanki yosungiramo zinthu imagwiritsidwa ntchito kusungira chidebe chotsekedwa ndi chitsulo chamadzimadzi kapena cha gasi, ukadaulo wa thanki yosungiramo zinthu ndi mafuta, mankhwala, tirigu ndi mafuta, chakudya, chitetezo cha moto, mayendedwe, zitsulo, chitetezo cha dziko ndi mafakitale ena, zofunikira zake zofunika kwambiri ...Werengani zambiri»

Zofunikira pa khalidwe la geomembrane yomwe imagwiritsidwa ntchito m'malo otsekera zinyalala nthawi zambiri zimakhala miyezo yomanga m'mizinda (CJ/T234-2006). Panthawi yomanga, geomembrane ya 1-2.0mm yokha ndi yomwe ingaikidwe kuti ikwaniritse zofunikira zopewera kutuluka kwa madzi, zomwe zimasunga malo otayira zinyalala. ...Werengani zambiri»

Nyanja ndi mitsinje yopangidwa poika filimu yosalowa madzi ndi njira yozungulira: 1. Filimu yosalowa madzi imatumizidwa kumaloko mwamakina kapena pamanja, ndipo filimu yosalowa madzi iyenera kuyikidwa pamanja. Kuyika geotextile sikuyenera kusankha nyengo ya mphepo kapena mphepo, koma kuyika...Werengani zambiri»