画法?
Arrow shows direction of feature creation. Pick FLIP or OKAY.
Select or create a horizontal or vertical reference for sketching.
Select a perpendicular surface, an edge, or vertex relative to which the section will be dimensioned and constrained.
Select a perpendicular surface, an edge, or vertex relative to which the section will be dimensioned and constrained.
Select start point.
When constraint is displayed: Right click to disable it. Press Shift + right click to lock it. Use Tab key to toggle active constraint.
Select end point.
When constraint is displayed: Right click to disable it. Press Shift + right click to lock it. Use Tab key to toggle active constraint.
Select start point.
When constraint is displayed: Right click to disable it. Press Shift + right click to lock it. Use Tab key to toggle active constraint.
Coordinate system is missing.
Enter x_axis rotating angle for section 2 (Range:+-120) 0.00
Enter y_axis rotating angle for section 2 (Range:+-120) 20
Enter z_axis rotating angle for section 2 (Range:+-120) 0.00
Continue to next section? (Y/N): Yes
Enter x_axis rotating angle for section 3 (Range:+-120) 0.00
Enter y_axis rotating angle for section 3 (Range:+-120) 10
Enter z_axis rotating angle for section 3 (Range:+-120) 0.00
Continue to next section? (Y/N): No
Not all elements are defined. Select element(s) or action(s) from dialog box.