allows you to select a standard unit of length that creo elements/pro supports for the export of creo elements/pro parts and
assemblies to the acis format, independent of the model units. for example, if the length in the model is defined in inches,
you can export the model with length set in millimeters.
note
this configuration option is valid only when you set the enable_acis_export_extensionconfiguration option to yes.
creo elements/pro supports the following standard units of length:
if you do not specify the units, a creo elements/pro part or assembly is exported to the acis format in the units of the top-level
model.