628 Sanitary and municipal engineering    Environmental protection engineering
628.1 Water supply
628.1028 Auxiliary techniques and procedures; apparatus, equipment, materials vi
628 Kỹ thuật vệ sinh và đô thị    Kỹ thuật bảo vệ môi trường
628.1 Cấp nước
628.1028 Kỹ thuật và quy trình phụ trợ; máy móc, thiết bị, vật liệu it
628 Ingegneria sanitaria e urbanistica tecnica    Tecnologia della tutela ambientale
628.1 Approvvigionamento idrico
628.1028 Tecniche e procedure ausiliarie; apparecchi, attrezzature, materiali en
628 Sanitary engineering
628.1 Water supply
628.10287 Measurement 628.11 Sources 628.13 Storage and conservation 628.14 Collection and distribution systems 628.15 Water mains and service pipes 628.16 Testing, analysis, treatment, pollution countermeasures de
628 Sanitärtechnik
628.1 Wasserversorgung
628.10287 Messen 628.11 Wasservorkommen 628.13 Speicherung und Schutz 628.14 Sammlungs- und Verteilungssysteme 628.15 Hauptwasser- und Anschlussleitungen 628.16 Testen, Analyse, Aufbereitung, Gegenmaßnahmen bei Verschmutzung
Dewey Decimal Classification
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