Information technology. Upper level ontology for smart city indicatorsWhat is ISO IEC 21972 about? ISO IEC 21972 establishes general principles and gives guidelines for an indicator upper level ontology (IULO) for smart cities that enables the representation of indicator definitions and the data used to derive them. ISO IEC 21972 includes concepts and properties that relate to concepts of Upper level ontology for smart city indicators. Who is ISO IEC 21972 for? ISO IEC 21972 on upper level ontology for smart city

or one phase of a three-phase

Although metadata is just data

and with the following values

3 Risk assessment procedure for severe accidents

BS EN 60811-603 provides general terms

As system chimneys

performance consistency and longevity in industrial applications

BS IEC SRD 62913‑2‑4 ensures that implementation of interoperability between roles in future e-mobility solutions

Guidance for an assessment concerning the risk for achieving EMC has been introduced

BS EN 16497-1 also applies to concrete system chimneys constructed from storey-height elements and flue blocks reinforced for handling

It focuses on the performance of the positioning devices while they are subject to motions typical of ground-based agricultural field operations and specifies common performance parameters that can be used to quantify and compare the dynamic performance of different positioning devices

compliance with BS EN 50131-4 can ensure that the warning device functionality and responses meet the necessary requirements to prevent criminal activities