Prestressed filastik bellows dogara ne a kan HDPE a matsayin samar da albarkatun kasa, yafi amfani da baya tashin hankali prestressed siminti tsarin, da rami na taye sanda, tare da kyau sealing, babu ruwa yayyo, high zobe stiffness, kananan gogayya sigogi, tsufa juriya, ele ...
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