fan ramjet

基本解释

• [航空、航天科学技术]军用涡扇发动机

英汉例句

权威例句

• Unlike the more familiar turbojet, which uses a turbine-powered fan to compress the incoming air before it is mixed with fuel, a ramjet compresses air by forcing it down an ever-narrowing funnel.
  ECONOMIST: Jet propulsion

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专业释义

航空、航天科学技术

• 军用涡扇发动机