<complexType name="VerticalCSType">
<annotation>
<documentation>A one-dimensional coordinate system used to record the heights (or depths) of points. Such a coordinate system is usually dependent on the Earth's gravity field, perhaps loosely as when atmospheric pressure is the basis for the vertical coordinate system axis. A VerticalCS shall have one usesAxis association. </documentation>
</annotation>
<complexContent>
<extension base="gml:AbstractCoordinateSystemType" />
</complexContent>
</complexType>
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