WASTEWATER CONTROL (PUBLIC ADMINISTRATION)
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BTWASTEWATER + WASTEWATER TREATMENT
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BTENVIRONMENTAL PROTECTION + ENVIRONMENTAL PROTECTION AUTHORITIES (PUBLIC ADMINISTRATION)
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UDC351.777.613
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Descriptor GERABWASSERÜBERWACHUNG (ÖFFENTLICHE VERWALTUNG)
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Descriptor ENGWASTEWATER CONTROL (PUBLIC ADMINISTRATION)
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Descriptor FRESURVEILLANCE DES EAUX USÉES (ADMINISTRATION PUBLIQUE)
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Variant GERÜBERWACHUNG/ABWASSERÜBERWACHUNG (ÖFFENTLICHE VERWALTUNG)
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Variant ENGWASTE WATER CONTROL (PUBLIC ADMINISTRATION)
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Variant ENGCONTROL/WASTEWATER CONTROL (PUBLIC ADMINISTRATION)
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Variant FREEAUX USÉES/SURVEILLANCE DES EAUX USÉES (ADMINISTRATION PUBLIQUE)