flat without accommodations - foamed sealant
- flat without accommodations
- flat yard
- flat-bed truck
- flat-belt conveyor
- flat-bottom rail
- flat-chase
- flat-chasing
- flat-chord truss
- flat-deck roof
- flat-head rivet
- flat-joint pointing
- flat-nosed and cutting nippers
- flat-oval duct
- flat-sided roller
- flat-slab buttress dam
- flat-tube radiator
- flatcar
- flatness
- flatness fault
- flatness number Ff
