Ihe mkpuchi plastik prestressed dabere na HDPE dị ka akụrụngwa mmepụta, nke a na-ejikarị na azụ erughị ala prestressed sistemu ciment, oghere nke eriri eriri, nke nwere akara dị mma, enweghị mgbapu mmiri, isi mgbanaka dị elu, obere esemokwu esemokwu, nguzogide ịka nká, ele. ...
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