plan - posi
- plan
- plan area
- plan position indicator
- plan relief angle
- plan trail angle
- plan view
- planamilling
- planar
- planar connection
- planar contact pair
- planar junction
- planar manipulator
- planar mechanism
- planar melt front
- planar parallel surfaces
- planar surface
- planar tube
- planathreading
- plane
- plane angle
- plane area
- plane curve
- plane electric circuit
- plane mechanism
- plane milling
- plane of action
- plane of projection
- plane of rotation
- plane of sliding
- plane selectable interpolation
- plane separation
- plane separation network
- plane slider bearing
- plane stress
- plane stresses in a bandsaw blade
- plane surface
- plane system of forces
- plane tooth surface
- plane truss
- plane vibration
