This command allows you to convert Autodesk Land Desktop
contours (known as AECC_CONTOUR objects) into polylines. You must
have the AEC Object Enabler installed before using this command. If
you do not have the object enabler installed, download the latest
version from http://www.autodesk.com.
You can use the List command to determine if contours are polylines or AECC_Contour objects. Here is an example listing:
AECC_CONTOUR Layer:
"CONT-MJR"
Space: Model
space
Handle = 429
Major Contour
Interval
Elevation:
1005.00
Smoothing: None
Number of Vertices:
48
Open
Length: 560.25
Constant width:
0.00
Style Name: Standard
Select AEC Contours to convert
Select objects: pick the AEC
contour entities
Pulldown Menu Location: Surface >>
Import/Export
Keyboard Command: aec_cntr
Prerequisite: AEC Contours to convert