05-28-2011, 09:46 AM
These are GRIDS to your drawing sheet and when any one call u from a distance it it easy to locate on which location he is speaking
like grid d5 to e6 and u can jump on the location where is ur details or the part of dwg to be rectified
it all is as per my knowledge may be I am wrong
like grid d5 to e6 and u can jump on the location where is ur details or the part of dwg to be rectified
it all is as per my knowledge may be I am wrong