gml:engineeringDatum is an association role to the engineering datum used by this CRS.
<gml:engineeringDatum xlink:actuate="" xlink:arcrole="" xlink:href="" nilReason="" gml:remoteSchema="" xlink:role="" xlink:show="" xlink:title="" xlink:type="simple"> <gml:EngineeringDatum gml:id="">{1,1}</gml:EngineeringDatum> </gml:engineeringDatum>
<element name="engineeringDatum" type="gml:EngineeringDatumPropertyType"> <annotation> <documentation>gml:engineeringDatum is an association role to the engineering datum used by this CRS.</documentation> </annotation> </element>