ISO 10303-214:2010(E)
A Unit is a quantity chosen as a standard in terms of which other quantities may be expressed.
The types of units supported by this standard are SI units as well as derived or conversion based units as defined in ISO 10303-41.
The data associated with a Unit are the following:
unit_name
The unit_name specifies the term representing the kind of unit.
EXAMPLE 'millimeter', 'gram', 'kilogram','litre', or 'volt' are examples for the unit_name.
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