推進器組 的英文怎麼說
中文拼音 [tuījìnqìzǔ]
推進器組
英文
propulsive unit- 推 : 動詞1 (向外用力使物體移動) push; shove 2 (磨或碾) turn a mill or grindstone; grind 3 (剪或削...
- 進 : 進構詞成分。
- 器 : 名詞1. (器具) implement; utensil; ware 2. (器官) organ 3. (度量; 才能) capacity; talent 4. (姓氏) a surname
- 組 : Ⅰ名詞1 (由不多的人員組成的單位) group 2 (姓氏) a surname Ⅱ動詞(組織) organize; form Ⅲ量詞(...
- 推進器 : impellent
- 推進 : 1 (推動工作 使前進) push on; carry forward; advance; give impetus to 2 [軍事] move forward; dri...
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The complex nonlinear pursuit - evasion model of two spacecraft in near - earth coplanar orbit is simplified to linear model, the circular region the radius of which is equal to capture radius is defined as target set, capture is achieved when the evader come into the target set and the game is over ; the boundary of useable part ( bup ) is determined, and the analytical form solution of the linear equations is obtained by backward integration of the state variables from the bup, the linear barrier of the pursuit - evasion model and the optimum thrust of the both sides are thus obtained
本文將近地共面軌道內運動的兩飛行器非線性追逃模型簡化為線性模型,以捕獲半徑的圓域定為目標集,確定目標集邊界上的可用部分,並以此為各狀態變量的起點,對時間進行倒向積分,求得線性方程組的解析解,從而確定了該追逃模型的線性界柵,以及界柵上對策雙方的最優推力,即求得了滿足最優策略時相對運動的軌跡和推力。This paper deriving the theory work inflection point in the static stage characteristics curve of small measurement range linear dimension measurement. by the way of high pressure and back pressure pneumatic measure and designed the parameter of the mainly and measure spray head, which are the key component in the spray head - baffle pneumatic sensor. the different groups for the main - spray head and the measure spray head, will effect the dynamic and static stage characteristic parameter. the author have done contrast experiment and optimization design to test and verify the theory derivation whereby made the rang of show valve of pneumatic measure system measure range up to 40 u m, the sensitivity up to 100mv / u m, resolution up to 0. 05 p m, the uncertainly of measure is less than 0. o2 u m, satisfaction of requirement of groups the carboy hatch thickness size precise measure of soft shims
對高壓背壓式氣動測量用於小量程線性尺寸測量的靜態特性曲線的理論工作拐點進行了推導,對氣動測量系統中的噴嘴-擋板型氣動傳感器中的關鍵部件? ?主噴嘴和測量噴嘴的參數進行了理論設計,對主噴嘴和測量噴嘴的不同組合,將影響測量系統靜、動態特性指標的噴嘴參數進行了對比實驗和優化設計,並通過實驗驗證了理論推導,從而使氣動測量系統量程的示值范圍達到40 m ,靈敏度達到100mv m ,解析度達到0 . 05 m ,測量不確定度小於0 . 2 m ,滿足了壓縮機缸蓋軟體墊片厚度尺寸精密測量分組的要求。Towards each part of the apparatus, the detial theory discursion and the design scheme and fdcture arts was gived
對于傳感器的各個組成部分,詳細地進行理論推導,給出了設計方案及製作工藝。( 2 ) design of the implantating device : some quantity of 316l stainless steel, perform forging and thermal rolling, drawing filament ( diameter 0. 4mm and 0. 23mm respectively ), enlacing and jointing, after that assembling the products into guiding filum, a technical examination was carried out to appraise their physical capability. the second part : experimental study : animal experiments were used to screen and observe its validity and security : under general anesthesia, tracheotomy was performed on the healthy dog, the bronchus was localized using x - ray fluoroscopy fibrobronchoscope and with the help of the implanting equipment, several niti alloy occludes were implanted into the target bronchus of the dogs through the biopsy channel in the fibrobronchoscope
( 2 )推送器的研製:取316l不銹鋼熱軋,分別拉製成不同直徑的不銹鋼絲分別用作製作內芯、外環及車制螺絲,再經纏繞、焊接、裝配成推送器。對上述兩者進行技術鑒定。第二部分:支氣管封堵器的實驗研究:四種形狀的封堵器分四組(上述四種封堵器各12隻)進行動物實驗,分別觀察其安全性與有效性。The key components in laser gyro is he - ne ring laser, and the reciprocal action theory between light and medium is the base in studying the ring laser, use the lamb half classical theory, and on the base of density matrix theory, the optical brounch equation was established, which described the movement of amplifying medium atom in the ring syntonic cavity, and according to the medium polarize theory the self consistent equations was deduced, which describe the light intensity and phasic of the counter - propagating wave. on the basis of this equations, adopted the simulation software matlab and virtual instrument programming language labwindows / cvi, we can do some simulated experiments in study the phenomenas such as amplify and dispersive characteristic of medium, mode pushing effection, burned hole effection and pattern competition, lock - in of frequency and the characteristic of light intensity and phasic of the counter - propagating wave in laser gyro
激光陀螺的核心部件為he - ne環形激光器,而掌握光與介質的相互作用理論是研究激光器的關鍵,採用拉姆半經典理論為主,在密度矩陣理論的基礎上,推導環形諧振腔中描述he - ne氣體增益介質原子運動的光學布洛赫方程,運用介質極化理論得出描述激光陀螺反向行波的光強、位相所滿足的自洽場方程組,在此基礎上,運用matlab模擬軟體和虛擬儀器編程語言labwindows / cvi ,對激光陀螺中的介質增益色散特性、頻率牽引效應、燒孔效應及模競爭、閉鎖效應及環激光的光強和相位特性進行模擬試驗研究,並且運用全量子理論,對激光工作原理進行分析,得出二能級系統單模輻射場的光子數密度分佈,得出激光場的光子統計分佈,模擬激光場的動態建立過程。In the paper, visual basic language and virtual instrument technology ( vi ) are used to design software and simplify system, so we can verify all critical parameters by means of software
基於面向對象的軟體開發平臺vb ,運用虛擬儀器( )技術實現了測試系統的軟體設計。該測試軟體配合系統硬體可完成動力推進系統及其關鍵組件的性能測試。Both advantages of rocket engine and air - breathing engine are integrated into one kind of propulsion system, called rocket - based - combined - cycle ( rbcc ), which has multiple operating woke modes, including ejecting, subsonic combustion, supersonic combustion and rocket mode, with each mode operating at varying flying stage. rbcc has prominent potential of high efficiency and low cost, and so it is recognized as an advanced propulsion system of future single - stage - to - orbit reusable spacecraft and hipper - sonic missile. it has been broadly investigated in foreign countries and has been progressed into small and full - scale flying stage
火箭基組合動力循環( rbcc , rocketbasedcombinedcycle )將傳統的火箭發動機和吸氣式發動機的優點集中組合到一個具有多種工作模態(包括引射、亞燃、超燃及火箭模態)的發動機里,在不同的飛行階段啟用不同的工作模態,因此具有大幅提高航天推進系統經濟性與高效性的潛在優勢,並可能發展成為下一代單級可重復使用航天器以及高超聲速導彈武器的動力系統。In general, torpedo e1ectrical power propulsion system consists of storage battery, control electrical equipmellt, propulsion dc motor and propellers
魚雷電動力推進系統通常由蓄電池組、控制電器、推進電機及推進器等幾個組件組成。Our factory increase a set of intensifier with non - grade - adjustable rating speed to form the intensive air drying, the wet material mixed with hot air fully by screw feeder in the intensifier and material surface is crashed into fine granules and moving to the outlet as well as drying, under rapid rotating hitting and pushing. in the long run, the materials get a further even drying in the dryer pulled by the wind force and those wet and weighty granules the wind force can not pull continue to be crashed, dried until they are pulled by the wind force into the dryer
我廠強化型氣流乾燥是在基本型上增加一套轉速可以無級調節的強化器組成,濕物料通過螺旋加料器進入強化器后和熱氣流充分混合,在飛速旋轉的擊刀擊碎和推進下,物料被破碎成細顆粒,在乾燥同時向出口移動,最後在風力吸引下進入乾燥管,進一步均勻乾燥,風力無法吸引的濕重顆粒繼續被擊碎、乾燥、直至能被風吸起進入乾燥管。Linear phase prqmf banks is one of focal points in multirate digital signal processing domain, its general pr condition is deduced mathematically in the paper, which is important for further studying its design method, in addition high speed hybrid filter banks adc system, high effective hybrid filter banks adc system and high - speed - and - resolution time interleaved adc system proposed in the paper have practical value
線性相位prqmf濾波器組是當今多速率數字信號處理領域的研究熱點之一,本文從理論上推導出了其理想重建的一般規律,這對進一步研究線性相位prqmf濾波器組設計理論有重要意義。此外,本文提出的高速混合濾波器組adc系統、高效混合濾波器組adc系統、高速高解析度時問交織adc系統,均具有實用價值。Their maneuvering and control systems are made up of several propellers. this system has many disadvantages such as big volume, high consuming of energy, low total efficiency, high noise and vortex
它們使用的操縱和控制系統大多是由多個螺旋槳推進器組成的,這樣的系統體積大、重量大、能耗高、綜合效率低,並有較大的噪音和尾渦。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翼打開,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箭。Meanwhile, the mathematic model of torpedo ' s electrical propulsion system is established, which is composed of zn / ago batteries, two step shifting electrical equipment, cooterrotating dc motor and counterrotating propellers. the torpedo electrical drive system ' s changing regulations in stining, shifting and stopping ttansient process are exposited as well
同時對由鋅銀( zn / ago )電池、兩級變速電器、雙轉推進電機和對轉螺旋槳組成的魚雷電動力推進系統建立了系統數學模型,揭示了由雙轉推進電機和對轉螺旋槳為主組成的魚雷電動力推進系統在啟動、變速和停車的暫態過程中的變化規律。In this papef, the torpedo ' s counterrotating propulsion dc motors ( including series excitation motor and permanent magnetic excitation motor ) are the core to stlldy ; combining the characteristics of battery shiffing electrical equipment and counterrotating propellers, the mathematic models of the torpedo ' s electrical counterrotating propulsion system ( including the mathematic models of the propulsion motors and the zn / ago battery and the shifting electrical equipment and counterrotating propellers ) are established
本論文以雙轉魚雷直流推進電機(包括直流串勵電動機和永磁他勵電動機)為研究重點,結合鋅銀電池組、變速電器、對轉螺旋槳的特性,建立魚雷電動力推進系統的數學模型(包括推進電機、鋅銀電池、變速電器和對轉螺旋槳等的數學模型) 。At present, the main methods used in the study on chinese traditional medicine in gastrointestinal dynamics animal experiment are gastric emptying and small intestine motional rate mensuration, parent electric bridge strain gauge mensuration, gut hormone determination ( gas, mot, ss et ), immunohistochemical method, excised gastrointestinal smooth muscle dynamoscopy, intragastric and intestine pressure tracing
摘要中藥在胃腸動力動物基礎實驗研究,目前主要採用胃排空小腸推進率測定法、胃腸道腔外電橋式應力傳感器記錄法、胃腸激素測定(胃泌素、胃動素、生長抑素等) 、免疫組織化學方法、離體體胃腸平滑肌肌條動力測定、胃腸內壓描記法。( 5 ) a series of design methods of classifiers are proposed, including the classifier based on the generalized inverse and the probabilistic reasoning method ( prm ), a new self - adaptive kohonen clustering network which overcomes the shortcomings of the conventional clustering algorithms, and the fuzzy neural classifier. the experimental study efface recognition is presented based on the combination of multi - feature multi - classifier. ( 6 ) this paper proposes a hybrid feature extraction method for face recognition, which is a combination of the eigen matrix, fisher discriminant analysis, and the generalized optimal set of discriminant vectors
( 5 )對圖象分類器設計方法進行研究,主要包括:提出了一種基於廣義逆和概率推理的分類器設計方法;提出了一種新的自適應模糊聚類演算法;提出了基於模糊神經網路的分類器設計方法;並對多特徵多分類器組合方法在人臉識別中進行實驗研究; ( 6 )提出了一種只要一個訓練樣本就能解決人臉識別問題的新方法,該方法結合了特徵矩陣、 fisher最優鑒別分析和廣義最優鑒別分析方法的優點。The other one is the synthetical local nonlinear pca neural network recognition model constructed by combining the nonlinear generalization of pca and sub - space pattern recognition technology. we use the two recognition systems in handwritten digitals and characters recognition and obtain some satisfactory results. compared with some traditional classifiers, our systems have better recognition performances
而基於非線性pca的神經網路識別模型對傳統的線性pca進行了推廣,並利用了子空間的模式識別方法,針對每個字元類使用神經網路建立多個模板,然後利用pca神經網路和聚類演算法構造自動編碼器組對模式類進行重構,避免了特徵提取的復雜性和信息的丟失,提高了系統的識別性能和運算效率。Students are invited to form teams of up to three to create a solar car out of recycled packaging and a small solar kit
同學們將以最多三人為一組的小組形式,創作一輛以循環再用的包裝物料和太陽能推進器製成的模型車。In the management of city transportation, navigation of satellite cannot meet the practical requirement because of shielding and interfering of satellite signal. therefore, map matching and dead - reckoning ( dr ) is used to assistant navigation. this combination is defined as gps / dr integrated navigation system, in which the map matching is used for correcting the orientation and distance errors of dr
而在城市交通管理的應用中,由於衛星定位信號經常會受到建築物的遮擋和干擾,衛星定位無法滿足導航的實際要求,通常需用地圖匹配和航位推算器( dead - reckoning , dr )的方法進行輔助導航,這種導航方式稱為組合導航系統,其中地圖匹配可用來修正dr的方向和距離的系統誤差,以便在衛星信號失鎖時,提高dr自主定位的精度。Space systems - safety and compatibility of materials - determination of reactivity of system component materials with aerospace propellants
航天系統.材料的安全和兼容性.航空航天推進器的系統組件材料的活性測定分享友人