Sources of centralized utility and drinking water supply. Sanitary and technical requirements and selection rules
Источники централизованного хозяйственно-питьевого водоснабжения. Гигиенические, технические требования и правила выбора |
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FZ 123Federal Law of July 22, 2008 N 123-FZ. … |
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MinInd 265The feasibility study for the exploration, … |
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RD 34.45-51.300-97Scope and Standards of Electric Equipment Tests |