<complexType name="EngineeringCRSType">
<annotation>
<documentation>A contextually local coordinate reference system; which can be divided into two broad categories:
- earth-fixed systems applied to engineering activities on or near the surface of the earth;
- CRSs on moving platforms such as road vehicles, vessels, aircraft, or spacecraft.
For further information, see OGC Abstract Specification Topic 2. </documentation>
</annotation>
<complexContent>
<extension base="gml:AbstractReferenceSystemType">
<sequence>
<element ref="gml:usesCS" />
<element ref="gml:usesEngineeringDatum" />
</sequence>
</extension>
</complexContent>
</complexType>
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