Ko te wai mata he ahua ma.I muri i te 30 meneti o te rerenga taiao, tangohia te waahanga kore ua o te paparanga o runga hei tātari.Mēnā he maha ngā matū iri i roto i te tauira wai, he pouri ake ranei te tae, me mahi ma te centrifugation, fi...
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