. . "0"^^ . . . "0"^^ . "03307573-n"^^ . . . "a heat engine in which ignition occurs outside the chamber (cylinder or turbine) in which heat is converted to mechanical energy"@en-us . "103187537"@en-us . . "external-combustion engine"^^ . "external-combustion engine"@en-us . "103307573"^^ . . .