Jiyya na tushen tushe 1. Kafin kwanciya HDPE geomembrane, za a bincika tushen shimfidawa tare da sassan da suka dace.Tushen shimfiɗa zai kasance mai ƙarfi da lebur.Kada a sami tushen bishiya, tarkace, duwatsu, ɓangarorin kankare, kawunan ƙarfafawa, guntuwar gilashi da o...
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