contra-propeller
contrarotating
contra-rudder
contrast
contraster
contravariant
contrawound
contribute
control
control-data
  control-flow
controllability
controllable
controllable-pitch
controllable-reversible
controlled-angle
controlled-carrier
controlled-circulating
controlled-circulation
controlled-flash
controlled-quality

    control-flow ballast wagon

    балластный грузовой вагон с управляемой разгрузкой