User identifying
This character string allows to identify every measure, every control and every construction in the DMIS file.
Every identifying is unique. By default it's consisted that of some letters then a number which increments automatically.
Letters are defined by default in the machine. It's possible to personalize them.
By default, here are some examples:
Projected circle : CIPR_
Plan: MPLN_
Cylinder: MCYL_
Parallelism: PARL_
Coordinate system : DATU_
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