箭翼 的英文怎麼說

中文拼音 [jiàn]
箭翼 英文
pitch
  • : 名詞(古代兵器) arrow
  • : Ⅰ名詞1 (翅膀) the wing of a bird 2 (像翅膀的東西) the wing of an aeroplane etc : 鼻翼 wing of...
  1. The delta-winged columbia, before reaching the orbit, jettisoned its dual booster rockets two minutes into flight.

    三角的哥倫比亞號航天飛機在進入軌道前,起飛兩分鐘就拋下其兩個助推火
  2. The 3 - d complex flowfield of rocket - missile with wings and empennages induced by the interaction between by base jet and the flow around the body has been numerically simulated. the main work is as follows : first, the gordon - mcbride program was developed to make it more friendly and efficient to the users

    本文對帶彈/尾的三維噴流繞流復雜流場進行了數值模擬,其主要研究內容有:首先,對gordon - mcbride火程序作了改進,使改進后的軟體具有了非常友好的人機交互界面。
  3. Fluent was used to simulate the flowfield of 3 - d complex flowfield of rocket - missile with wings and empennages induced by the interaction by base jet and the flow around the body. in order to study the complex flow problem above, numerical simulations were performed under the following kinds of flow conditions : ( l ) flow of rocket - missile with wings disturbed by supersonic upstream flow. ( 2 ) flow of rocket - missile with wings disturbed by supersonic upstream flow with attack angle

    為了研究以上復雜流場考慮了如下幾種情況: ( 1 )帶彈超音速無攻角繞流; ( 2 )帶彈超音速有攻角繞流; ( 3 )帶彈亞音速有攻角繞流; ( 4 )帶彈超音速有攻角繞流噴流干擾; ( 5 )帶彈超音速有攻角繞流; ( 6 )帶彈超音速有攻角繞流噴流干擾。
  4. Then put the tread through the tail of the fishing fork

    將線輪上漁線拆下穿在魚叉的尾處。
  5. Results as following : in the east china sea and the yellow sea, zooplankton showed higher diversity in the low latitude and warm species occurred mainly in the south of 31 n, five communities were distinguished by twinspan method, based on data of species composition and environmental factors. they are : i ) yellow sea neritic community ( f ) with indicator species of labidocera euchaeta in autumn and centropages mcmurrichi in spring ; ii ) yellow sea central community ( hc ) with indicator species of themisto gracilipes, calanus sinicus and euphausia pacifica, the latter two species occurred only in autumn ; iii ) east china sea continental shelf mixed water community ( k ) with indicator species such as rhincalanus cornutus and pterosagitta draco which were confined in waters with high temperature and salinity, iv ) yellow sea and east china sea mixed water community ( he ) and v ) east china sea inshore mixed water community ( m )

    根據twinspan等多元分析結果,比較各組群的浮遊動物種類組成和環境特徵,可將東、黃海浮遊動物群落分為5個,黃海沿岸群落( f ) ,指示種秋季為真刺唇角水蚤,春季為墨氏胸刺水蚤;黃海中部群落( hc ) ,指示種以細長腳蟲戎為主,秋季還有中華哲水蚤和太平洋磷蝦;東海外陸架高溫高鹽群落( k ) ,指示種為角錨哲水蚤、飛龍蟲等多種狹布型暖水種類;黃東海交匯區群落( he )和東海近岸混合群落( m ) ,兩群落包含多種生態類型種類,其中溫帶近岸低鹽種在he中較多,廣布性暖水種在m群落中較多。
  6. With additional capabilities in rotorcraft, electronic and defense systems, missiles, rocket engines, satellites, launch vehicles and advanced information and communication systems, the company ' s reach extends to customers in 145 countries

    加上旋飛機、電子和防禦系統、導彈、火發動機、衛星、運載火和先進信息及通訊系統等方面的研製能力,本公司的客戶已經遍及145個國家。
  7. The sidepods shrink under the body and sport a huge winglet at the front, resembling that on the honda ra106 ( right arrow )

    車側的進氣口向下收縮,並在前端轉變為一個類似本田ra106的小(右頭處) 。
  8. Insert the hunting arrow from the front, and get the tail of the arrow pressed under the spring of the crossbow body

    將狩獵自弩身頭部插入,弩機處彈簧片壓在處。
  9. Born in chaos after the slaughter of a war lost through what many germans wrongly construed as a “ stab in the back ”, the fledgling republic was hamstrung from the start

    魏瑪共和國誕生於因戰敗遭受的屠殺的混亂之中,許多德國人將這場敗局錯誤地解釋為「暗傷人」 ,而這個羽未豐的共和國從一開始就孱弱乏力。
  10. Only one knight remained now, and he circled warily as the two warlocks hurled bolts of crackling purple - black darkness at kejira

    現在只剩下一個騎士了,他小心地兜著圈子,同時兩個魔巫向凱吉拉射出滋滋作響的紫黑色的黑暗
  11. To study the acoustic unsteady combustion of srm, built the acoustic model of chamber. deduced the little amplitude sound wave 3d equation, used the finite volume discrete method to simulate. got the vibration model of three kinds of chamber

    為研究固體火發動機聲不穩定燃燒特性,建立了燃燒室內聲學特性分析的物理數學模型,推導了小振幅聲波三維波動方程,採用有限體積離散方法進行模擬,得到圓柱型、四片柱彤和五片柱型藥柱三種燃燒室形狀聲學振動基本模態
  12. The influence of double - push accelerated velocity, spin - rate regularity and unfolding fins on air rocket dispersion and the mechanism of decreasing of air rocket dispersion are also studied respectively

    分別研究了雙推力加速度,轉速規律和尾延時張開,對地面火彈和航空火彈散布的影響,以及減小航空火彈散布的機理。
  13. A. ciucci, et al. numerical analysis of ignition transients in solid rocket motors

    余貞勇,固體火發動機槽內火焰傳播機理研究,西北工業大學博士論文, 2000 . 3 。
  14. When escape system is activated, the grille wings at the upper fairing will open, supporting frame will pick up the orbit and returning modules, the lock between the returning and propelling modules will release, the lock between the upper and lower fairings will release, escape rocket will be ignited and finally pull the escape flight vehicle away from the rocket

    該系統由逃逸塔和上部整流罩組成,逃逸系統加上飛船的軌道艙和返回艙構成逃逸飛行器。當需要逃逸時,上部整流罩上的柵格打開,支撐機構夾住飛船軌道艙和返回艙,然後返回艙與推進艙解鎖上下整流罩解鎖逃逸發動機點火,逃逸飛行器飛離運載火
  15. Ffars give an aircraft a large number of high - explosive warheads which can be fired with good precision at the enemy

    機載折就使飛機可以攜帶許多精準的高爆彈頭。
  16. The revisions are concentrated on the endplates, in the cut area just behind the flap ( red arrows )

    這些變化主要集中在端板,即副後面的切斷面(紅色頭) 。
  17. Two inner ' ears ' are attached to the inside edge of the endplates ( red arrow )

    端板的內側邊緣分別裝上了兩個內『耳』 (紅色頭) 。
  18. Ffars can be used effectively in any quantity required, from a few rockets fired at a single target to an entire barrage being placed on an area target

    機載折可任意選擇投射量,既可向單個目標發射數枚,又可向集群目標進行密集彈幕攻擊。
  19. Abstract : the review presents the recent status and achievements on numerical simulation studies of solid rocket motor chamber internal flow field from three aspects, including numerical analysis of internal flow during the ignition transient period, fin - slot flows in solid rocket motor, and calculation of particle trajectories and slag deposition. it also puts forward the focal points of research on numerical simulation of solid rocket motor chamber internal flow field in our country

    文摘:從三個方面介紹了固體火發動機燃燒室內流場數值模擬研究的現狀及取得的成果,包括發動機點火傳播及起動過程的數值研究,環槽內流場研究和粒子軌跡、熔渣計算,並對我國開展此項研究的重點提出了建議。
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