Blar i NIVA-rapporter på emneord "evaluering drift og vedlikehold"
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Uprading of existing treatment plants in Poland
(NIVA-rapport;3212, Research report, 1994)During the first Phase, diagnostic studies have been carried out at selected treatment plants in order to identify problems and how to improve treatment efficiency (Report 1 st. Phase). The report in hand (2nd. Phase) gives ...