enum AcisDataType {
kUndefinedDataType = 0,
kSurfaceExtrude_CMark = 24,
kSphere_CMark = 25,
kRevolvedSurface_CMark = 26,
kSolidExtrude_CMark = 27,
kSphereSlice_CMark = 43,
kRevolvedSurface_CMark_Any = 53,
kPlaneSurface_CLine = 54,
kSolidExtrude_CLCM = 55,
kPlaneSurface_CLine56 = 56,
kLoftedSurface_CLine58 = 58,
kLoftedSurface_CLine60 = 60,
kSolidBox_CLine = 61,
kExtendCL = 62,
kExtrudeSurface_TopOrBottom_CLine = 64,
kExtrudeSurface_Side_CLine = 65
};