coach-screw lag bolt lag-bolt lag screw
slide screw tuner extruder screw mixing screw machine screw
chisel-block bolt grain collector auger feed endless screw
auger conveyor screw conveyer spiral conveyor tubular screw conveyor
worm conveyor screw conveyor tourniquet turntable
tourniquet Esmarch Esmarch bandage Esmarch s bandage
Esmarch s tourniquet Esmarch tourniquet vise vice
potter s wheel potting wheel wheel motor winch
aerial reel bench lathe tractor winch come-a-long
hand winch hand-powered winch handwinch hand-operated winch
net winch electric motor winch electrical winch electric winch
forestry winch logging winch skidding winch travelling crab
crabwinch crab bull torus
toroid torus fighting bull premium bull
breeding bull pompelmous pummelo shaddock
shaddock tree torque braking torque beacon
steel tower tower lattice tower mast
pole tower tower Eiffel tower Eiffel tower - twist
Eiffel tower twirl hightower guyed mast guy-wire supported mast
guy-wire supported tower stayed mast stayed tower guyed tower
Algunos ejemplos : Resolución judicial   Refugiados   Escuela primaria   Agricultura ecológica   Tratamiento del cáncer