"Drops (Liquids)" . . "Shafts (Machine elements)" . . "Moisture content." . . "Aircraft models." . . "Rotor speed." . . "Tip speed." . . "Helicopters." . . "Rotary wings." . . "Data bases." . . "Ice formation." . . . . . . . . . . . . . . . . . . . . . . . . "An overview of a model rotor icing test in the NASA Lewis Icing Research Tunnel"@en . . .