2009

3 To convert the AutoCAD layer - Centerline to a mechanical layer, change
the layer for Centerline in the category Drafting to Layer - Centerline in
the Object Property Settings dialog box.
4 Click the layer AM_7 on the object, Centerline. Object Property Settings
- Select Layer dialog box displays. Scroll down to the bottom of the list
to select the layer centerline.
Object Property Settings | 53