subsonic jet 中文意思是什麼

subsonic jet 解釋
亞聲速射流
  • subsonic : adj. 亞音（速）的。n. 亞音速飛機。
  • jet : JET ＝Joint European Torus 歐洲聯合核變實驗裝置。n 1 【礦物】煤玉，黑色大理石。2 烏黑發亮的顏色。...
  1. A requires all subsonic narrow - bodied jet aircraft flying in and out of hong kong to meet with the most stringent international noise standard ; and requires all subsonic jet aircraft taking off or landing in hong kong to be certificated in accordance with international established procedures

    A規定所有亞音速狹體噴射機必須符合最嚴格的國際噪音標準，方可在香港升降及b規定所有亞音速噴射機必須遵照國際民航公約規定程序領取證明書，方可在香港升降。
  2. According to the jet theory and the characteristics of the flow, the flow can be divided into 6 zones : supersonic core zone, supersonic mixing zone, subsonic mixing zone, secondary flow zone and expanding zone. the rules to distinguish these zones were established. 2

    根據射流理論及引射流動特點，將引射流場結構劃分為超聲速核心區、超聲速混合區、亞聲速混合區、支板背壁迴流區、二次流流動區以及發動機後部膨脹區，並確定了各區域準確劃分的原則。
  3. With effect from 1 july 2002, all chapter 2 subsonic jet aircraft as defined in part ii, volume i, annex 16 of the convention on international civil aviation, which only meet less stringent noise standards, are banned from landing and taking - off at the hong kong international airport

    從2002年7月1日起，全面禁止噪音較強，屬于國際民航公約附件16卷1第2部第2章所界定的亞音速噴射飛機在香港國際機場升降。
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