单词	precombustion chamber
释义	precombustion chamber noun : an auxiliary space in which combustible gases are ignited and combustion started ahead of the main combustion chamber of a jet or gas engine The glow plug is an electrically operated device that protrudes into the precombustion chamber. When energized the glow plug tip heats to a dull red. The swirling, highly compressed air-fuel mixture is heated by the glow plug tip. Auto Fundamentals Word History First Known Use 1914, in the meaning defined above
随便看	Pteroclididae pteroclididaes pterocnemiae pterocnemias pterodactyl Pterodactyli pterodactyli pterodactylidaes pterodactyls Pterodactylus pterodactyluses pterodactylusses Pterodroma pteroes pterographer pterographic pterographical pterography pteroid Pterois pteroises Pterolichus pteroma pteromalid Pteromalidae

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