Ko te parenga waikura, te mau atete o te whitiki kawe roera tube.I roto i te maina waro, te nuinga o te wai whanariki ōwehenga he nui ake, 4.5 mm matotoru roera paipa maitai, tinana ngongo he tata 1 tau te waikura, te poto rawa e pā ana ki 5 marama. tipu coking, sintering, tipu pire, kawe maitai sl...
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