enum CATTPSDatumOrderInFrame {
  CATTPSDOIFUnsupported,
  CATTPSDOIFNotDefined,
  CATTPSDOIFPrimary,
  CATTPSDOIFSecondary,
  CATTPSDOIFTertiary
}
 To define the order of precedence of the datum
 inside the reference frame it belongs to.Copyright © 1999-2014, Dassault Systèmes. All rights reserved.