壅塞馬赫數 的英文怎麼說

中文拼音 [yōngshǔ]
壅塞馬赫數 英文
choking mach number
  • : 動詞1 (堵塞) stop up; obstruct2 (把土或肥料培在植物根上) heap soil or fertilizer over and aro...
  • : Ⅰ名詞1 [動物學] (哺乳動物) horse 2 (象棋棋子) horse one of the pieces in chinese chess3 (姓...
  • : Ⅰ形1 (顯著; 盛大) conspicuous; grand 2 (紅如火燒) bright flaming redⅡ名詞1 [電學] (頻率單位...
  • : 數副詞(屢次) frequently; repeatedly
  • 壅塞 : clogged up; jammed; congested
  1. The main results are : supersonic region and subsonic region can co - exist in flow path simultaneously, subsonic flow is insignificance for engine performance ; total pressure of primary rocket should be decreased when mach number is increased. in the experimental aspect, some components of ejectorjet experimental system were improved, ejectorjet experiments using alcohol as secondary fuel were conducted

    值計算獲得的結論為:引射火箭內的一般流態為超音速區與亞音速區共存,亞音速區不具備做功能力;飛行增大,引射火箭內更易於產生;為了獲得最佳的性能,隨著飛行的提高,應當降低一次火箭的工作壓強。
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