流非飛 的英文怎麼說
中文拼音 [liúfēifēi]
流非飛
英文
floating is not flying-
The unexpected discovery of an object of great monetary value : precious stone, valuable adhesive or impressed postage stamps 7 - shilling, mauve, imperforate, hamburg, 1866 : 4 pence, rose, blue paper perforate, great britain, 1866 : 1 franc, stone, official, rouletted, diagonal surcharge, luxembourg, 1878 : antique dynastical ring, unique relic in unusual repositories or by unusual means : from the air dropped by an eagle in flight, by fire amid the carbonised remains of an incendiated edifice, in the sea amid flotsam, jetsam, lagan and derelict, on earth in the gizzard of a comestible fowl
意外地發現一樣非常值錢的東西：寶石，貴重的帶膠郵票或蓋了戳的郵票七先令，淡紫色，無孔，漢堡，一八六六264四便士，玫瑰色，藍地上有孔，英國，一八五五265一法郎，黃褐色，官方印製，刻有騎縫孔的，斜著蓋有加價印記，盧森堡，一八七八266 。古代王朝的戒指，稀世遺寶，在不同尋常的地方或以不同尋常的方式出現：從天而降飛鷹丟下的，借著一場火在焚毀成焦炭的大廈灰燼當中，大海里在漂流物失事船隻的丟棄物繫上浮標投下水的貨物以及無主物當中，在地面上在食用禽的胗里。Because uav is smaller and lighter than normal plane, the miniature aerial rs system is easily effected by wind, its " stabilities of position and stance are not good. because the load of uav is so finite, the large professional aerial photogrammetry camera can not be installed
微型無人機遙感由於受到無人機平臺體積小、重量輕、任務載荷有限等因素的制約，在飛行作業中傳感器位置和姿態受氣流影響大、穩定性差，而且目前是非專業攝影機成像，這些都大大增加了其影像幾何糾正處理的復雜性。When the tilt rotor vehicle is in hover, the aerodynamic download of the rotor flowfield imposes on the wing. in this time, the rotor / wing interaction is severe
傾轉旋翼飛行器懸停時，旋翼的下洗流剛好作用在機翼上，此時，旋翼機翼間的氣動干擾非常劇烈。Being in the middle of the sahara desert the only quick way in or out seemed to be catching a ride on a small, single - engine bush plane being operated by unicef. unicef agreed to give steven a ride to timbuktu as they were in - route to retrieve two doctors who d been there for quite some time working with the local population of roughly 10, 000 people. they also explained that they would not have room for steven on the return flight, as his seat would be occupied by one of the doctors
他經常旅行，我想因為他流著旅行者的血，他父親也是到處游歷，是個探險家，因此他大概有這樣的基因他到處旅行，他很渴望到田布都去，他聽說非州有個地方叫田布都，惟一方法就是坐聯合國兒童基金會的飛機前往，飛機會去接幾位醫生，他們在那裡宣教，這小小的社區人口約一萬，於是他打算來回都坐那飛機。It is necessary to study the unsteady nonlinear aerodynamic characteristics of a wig flying in air with disturbed waves for the design of high - performance wig vehicle, especially for the subject that how to improve the safety, maneuver ability near sea wave, and economics of the wig flying over sea waves
研究地效翼在風浪擾動氣流場中掠海飛行的非定常氣動力問題，對于高性能地效翼船的設計，特別是對于提高地效翼船在風浪中飛行的安全性，操縱性以及經濟性都是十分重要的。But when his unconscious body flowed down the river, he passed by a flowering grove and mango tree forest. and a deer that was very beautiful and fleet footed lived there, away from the rest of the deer herd
當這位年輕人失去知覺，往下游流去時，經過一處花朵盛開的芒果林，那裡住了一隻鹿，長得非常美麗，而且縱躍如飛，在群鹿中顯得特立超凡。Tai mo shan, hong kong s highest point, has an arresting aura ; the sheer slopes of needle hill and grassy hill, albeit lesser in height, are equally compelling ; the green trail that meanders deep into tai po kau opens up a secret world of abundant wildlife ; while the wooded shing mun valley, with its placid reservoir, never fails to charm. to complement all this are forest streams, gullies, and ravines, offset by rushing cascades that shoot down from great heights. every piece of this lovely country has its own magic
高度列于全港之冠的大帽山固然氣勢非凡，針山草山的峻峭挺拔也毫不遜色大埔?曲徑通幽之處，總是生機盎然城門夾道林蔭，碧水粼粼尚有無數的樹林溪谷，丘壑間飛流直瀉的壯麗瀑布，各自蘊藏著精彩的野趣，教人目不暇給再加上四季變化多端的色彩，入目所見，盡是一幅幅最精緻動人的風景畫。Upon above advantage, we can realise that the airboat is very suitalbe for every advertising company and enterprises, low cost, high efficiency, it brings the commercial advertising from the groung to the sky, from the static to moving, from silence to soundable, the shape of streamline is adopted to have very good ability of anti winding, stable flying and agility, it can take off vertically, forwarding or backwarding, presenting a fully new carrier to advertising circles, becoming a focus of people in the world
綜合以上的優點不難看出，遙控飛艇非常的適用於各廣告公司，各種企業購買使用，成本低，見效快，它將商業廣告從地面發展到空中，由靜態變為動態，由無聲變有聲，遙控飛艇採用流線外型，氣動性能好，抗風能力強，飛行平穩，機動靈活，可垂直起落，俯沖爬升，前進後退，空中懸停，拋撒資料，施放彩色煙霧，空中攝影攝像等，向廣告界展示了一個新穎的廣告載體。July 28, 2005 in response to press reports today ( july 28 ) regarding a flap track fairing falling from an a330 of ka 363 flying from tokyo to hong kong on july 22, 2005, a spokesman for the civil aviation department ( cad ) clarified that the flap track fairing did not fall off in flight as reported
就傳媒報道有關七月二十二日，由東京返港航班編號ka363的a330型客機的襟翼導軌整流罩掉下，民航處發言人今日（七月二十八日）澄清該襟翼導軌整流罩並非如報道所言在飛行中掉下。There are already robot systems that can perform some kinds of brain and bone surgery with submillimeter accuracy ? far greater precision than highly skilled physicians can achieve with their hands alone
參考譯文如今，物流行業里一些飛速發展的組織正參與著全球市場的競爭，這一市場充斥著富有進取心的新競爭者以及非傳統的服務渠道。Motion control is a comprehensive subject. modern ac drive is a important embranchment in the field of motion control. however, it is difficult to rea1ize high - performance ac drive systems because induction motors are a kind of strongly - coupled nonlinear system with many variables and the torque is not easy to control. with vector control technology decoupling and torque control of ac motor are solved. the basic idea of vector control is that three - phase system is equiva1ent to two - phase system by coordinate transformation and it realizes the decoupling between field current and torque current of the stator in order to control the flux and current respectively, thus induction motor can be considered dc motor and high performance is achieved easily. with the progress of electric and electronic technology and the development of computer, high - integrated special modules and high - precision digital signal processor ( dsp ) are applied to ac drive so that vector control has been developed rapidly
但是高性能的交流調速系統實現很困難，這是因為交流電機是多變量、強耦合的非線性系統，不易實現高性能轉矩控制。矢量控制技術則解決了交流電機解耦與轉矩控制問題，其基本思路? ?應用坐標變換將三相等效為二相，實現定子勵磁電流分量與轉矩電流分量之間的解耦，達到對交流電機磁鏈與電流分別控制的目的，交流電機等效為直流電機實現高性能調速。隨著電力電子技術的進步，計算機技術飛躍發展，高度集成的專用模塊和高精度的數字信號處理器應用於交流傳動系統中，促進矢量控制迅猛發展，日趨成熟。Abstract : approximate methods for calculating aerodynamic heating rates on space shuttles are discussed. various methods are given for predicting the heating rate at axisymmetric stagnation points, general three dimensional stagnationpoints and the leading edge stagnation point of wings. numerous laminar and turbulent heating techniques for flat plates and cones are analyzed and compared. a brief review of some methods is presented to predict heating rate for winward centerline and lateral direction off the symmetry plane. the results show that the methods are simpler and can guarantee enought precision for predicting aerodynamic heating environment of space shuttles
文摘:介紹了國內外預測航天飛機氣動加熱的工程計算方法.給出了軸對稱、非軸對稱和機翼前緣等各種外形駐點熱流密度的計算，分析和比較了平板、錐體的層流和湍流熱流密度計算的各種方法，概述了航天飛機迎風面中心線和離開中心線橫向熱流密度的計算.計算結果表明，本文方法用在航天飛機氣動熱環境初步設計中比較簡單並且有足夠精度Then the steady and unsteady subsonic, transonic and supersonic viscous flows around airfoil and some aircraft are numerically simulated. the 3 - dimensional unsteady navier - stokes equations are solved using the implicit lu - nnd algorithm, with baldwin - lomax turbulent model. on the basis of simulating unsteady viscous flow, coupling the structure dynamics equations, the problems of static aeroelasticity and flutter are investigated for wings and elevator
在模擬非定常粘性繞流的基礎上，與顫振運動方程相耦合，分別對機翼和全機流固耦合現象中顫振問題進行了研究，準確求解跨音速顫振臨界速度，分析機翼和全機的從亞音速到超音速范圍的顫振規律，並研究分析了機翼飛行迎角變化對顫振速度的影響。Adidas says the ball, splashed with gold colouring, is quite simply the best around - - 25 percent more accurate than the ball used at france 98 thanks to meticulous testing by scientists in germany
阿迪達斯公司稱，閃著金光的"飛火流星"具有卓越的性能，比98年法國世界盃用球的精準度提高了25 % ，這多虧了德國專家，他們曾非常仔細地對其進行測試。Adidas says the ball, splashed with gold colouring, is quite simply the best around - 25 percent more accurate than the ball used at france 98 thanks to meticulous testing by scientists in germany. " it ' s the best ball we ' ve ever made, " said anne putz, corporate public relations manager for adidas, which has made the balls for every world cup since 1970
阿迪達斯公司稱，閃著金光的"飛火流星"具有卓越的性能，比98年法國世界盃用球的精準度提高了25 % ，這多虧了德國專家，他們曾非常仔細地對其進行測試。The unsteady flow around helicopter rotor in forward flight was numerically simulated by solving 3 - d euler ' s equations
採用三維非定常歐拉方程數值模擬了旋翼前飛非定常流動。The three - dimensional ( 3d ) euler equations are applied to the study of numerical simulation of chemical non - equilibrium oblique detonation wave standing on an accelerating projectile with attack angle
摘要採用三維非定常化學反應控制方程組對駐定在帶攻角高速飛行彈丸上的斜爆轟波流場進行了數值模擬。In modern aircraft design, there is an urgent requirement for accurate, efficient and easy - to - use numerical analysis tools. for this purpose, this thesis introduces recent progress in the generation and application of cartesian grid with tree data structure and adaptive refinement. coupled with hybrid grid techniques, euler and navier - stokes equations are solved
本文針對現代飛行器設計中對實用、高效、準確的氣動力分析工具的迫切需求，基於叉樹數據結構，發展了一種自適應直角切割網格方法，採用混合網格技術，實現了對流場euler和navier - stokes方程的計算求解，進一步完成了復雜增升裝置繞流和外掛物分離投放非定常流場的數值模擬。In chapter two, using the hydrodynamical equations for electrons and maxwell equation and through complicated calculation, we finally obtain a set of equations which describe the non - steady and nonlinear interactions between plasma and field in the wake region of a moving body in space
第二章是從描述電子的磁流體方程和麥克斯韋方程出發，通過計算，最後得到了一組在考慮非靜態極限下描述空間飛行器遠尾區內等離子體與場之間的非穩態非線性相互作用耦合方程。There are great differences between ground test of a flight vehicle ' s aerodynamics and that of a dual - mode scramjet when ground test facilities are used to do experiments on a dual - mode scramjet engine, the components of incoming flow and its parameters, including total pressure, total temperature ( or total enthalpy ) and velocity must be simulated. at the same time, since the fuel ' s resident time within a combustor is very short, on the order of one millisecond, it is difficult to measure the flow - fields
進行雙模態沖壓發動機地面試驗研究時，必須要求試驗設備能模擬實際飛行條件下來流氣體的組分、總壓、總溫（或總焓）以及來流氣體的流動速度；同時由於燃料在燃燒室內駐留的時間很短，一般為毫秒量級，從而使流場物理量的測定顯得非常困難。分享友人