Public Sub SaveAsJT( _
   ByVal NewName As String, _
   Optional ByVal Include_PreciseGeom As Variant, _
   Optional ByVal Prod_Structure_Option As Variant, _
   Optional ByVal Export_PMI As Variant, _
   Optional ByVal Export_CoordinateSystem As Variant, _
   Optional ByVal Export_3DBodies As Variant, _
   Optional ByVal NumberofLODs As Variant, _
   Optional ByVal JTFileUnit As Variant, _
   Optional ByVal Write_Which_Files As Variant, _
   Optional ByVal Use_Simplified_TopAsm As Variant, _
   Optional ByVal Use_Simplified_SubAsm As Variant, _
   Optional ByVal Use_Simplified_Part As Variant, _
   Optional ByVal EnableDefaultOutputPath As Variant, _
   Optional ByVal IncludeSEProperties As Variant, _
   Optional ByVal Export_VisiblePartsOnly As Variant, _
   Optional ByVal Export_VisibleConstructionsOnly As Variant, _
   Optional ByVal RemoveUnsafeCharacters As Variant, _
   Optional ByVal ExportSEPartFileAsSingleJTFile As Variant _
)