<complexType name="SecondMomentOfAreaMeasureType">
<annotation>
<documentation>Second moment of area or area moment of inertia: Geometric property of cross-section related to bending resistance. Used extensively in structural beam and column design. Common units include m⁴, cm⁴, and in⁴.</documentation>
</annotation>
<simpleContent>
<extension base="diggs:DescriptorValueType">
<attribute name="uom" type="diggs:SecondMomentOfAreaUomEnumType">
<annotation>
<documentation>The unit of measure for second moment of area or area moment of inertia.</documentation>
</annotation>
</attribute>
</extension>
</simpleContent>
</complexType>
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