肋部肋部加强波纹管他putorino, whiowhio, whiowhio, i roto, i te maakete。他说HDPE(高密度聚乙烯)hei rauemi mata。他会说,他会说,他会说,他会说,他会说,他会说,他会说,他会说。他pai te painga o te whakapiri, ka kaha ake te kaha o te hononga。Ko te hanganga riu o roto he pai ki te whakapai ake i te pumau o te kaki mowhiti。I tenei wa, ka taea enga kaihanga o te whare te whakaputa paipa DN200 ~ 3000mm o nga momo whakaritenga, a ko te roa o te hanga paipa ko te 6m, 9m me te 12m。