desalination pipe solution

Te tau no te tau PE80, e toru u'i no te polyethylene pipe (1980s) : Te hoê haereraa i mua i roto i te patoiraa, tera râ, aita i navai te patoiraa i te hepohepo o te mau mea e haaati ra ia ' na, o tei faatupu i te PE100 (1990s) : Na te hamaniraa i te mau hu'ahu'a bimodal i hamani i te MRS (iti roa...