輻射擾動 的英文怎麼說
中文拼音 [fúshèrǎodòng]
輻射擾動
英文
radiation disturbance- 輻 : 名詞(車輪中車轂和輪圈的連接物) spoke
- 射 : Ⅰ動詞1 (用推力或彈力送出) shoot; fire 2 (液體受到壓力迅速擠出) discharge in a jet 3 (放出) ...
- 擾 : Ⅰ動詞1 (擾亂; 攪擾) harass; trouble 2 (客套話 因受人款待而表示客氣) trespass on sb s hospital...
- 輻射 : radiation; exposure; radio; beaming
- 擾動 : excitation; turbulent motion; turbulence; destabilization; [物理學] perturbation motion; [地質學]...
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The major work is as follows : solution of two dimensional radiation or diffraction fluid field. this thesis extends multipole expansion method to adapt to disturbed fluid fields of 2d floating bodies with asymmetric forms, which is applied with symmetric forms originally. and given the solution of potential velocity and hydrodynamic pressure of radiation and diffraction fluid fields, which is incited by a 2d arbitrary form, actual application field of the multipole expansion method has been enlarged
關於二維擾動流場的求解:將通常僅適宜求解具有對稱形狀二維物體擾動流場的多極展開法(保角變換方法)擴展至非對稱形狀二維物體,給出了任意形狀二維物體的輻射和繞射流場的速度勢及水動壓力的頻域解,進一步擴大了多極展開法的實際應用范圍。The heat coefficient changing of the heater and reheat ; c. the leakage test of the working substance ; d. the damage test for the heat pipes of the radiator, were taken
分析了穩態參數,完成了:吸熱器熱負荷擾動試驗、吸熱器及回熱器換熱系數變化試驗、工質泄漏試驗、輻射器熱管損壞試驗等多個模擬實驗。Based on the analysis and study of the primary principle and countermeasure process of the underwater acoustic countermeasure equipments, the mathematical models of the typical underwater acoustic countermeasure equipments such as the wide - band noise jammer target radiation noise simulator echo simulator and the gas bubble are presented
在詳細分析、研究水聲對抗器材有關基本概念、基本工作原理及對抗過程的基礎上,歸納、總結了噪聲干擾器、目標輻射噪聲模擬器、主動回波模擬器及氣幕彈等當前典型水聲對抗器材的數學模型。The main research contents of the physical design include : presenting the domestic and international status of space weather and expanding on the need and the importance about the space weather forecast ; sorting the disastrous space weather and discussing their effects and adapted prediction methods ; analyzing the solar disturbing resources of space weather and the precursor or concomitant phenomena of solar eruption based on the newest observational results ; probing into the radiation principle of solar short - wave ray and presenting the computing methods about solar continuum and line spectrum radiation ; extrapolating physical methods of reconstructing the temperature and the emission measure of coronal plasma ; argumenting the effective observing spectrum for space weather empirical forecast and space weather numerical forecast
物理設計的主要研究內容包括:分析目前國內國際空間天氣預報的發展現狀及開展空間天氣預報的必要性和重要性;分類討論了災害性空間天氣的種類、影響及目前國際上的預報方法:分析了空間天氣太陽擾動源及擾動源爆發的先兆現象或者伴生現象;討論了太陽短波輻射線譜和連續譜輻射強度的計算方法:推導了利用望遠鏡多波段的觀測結果反演日冕等離子體溫度、發射量等參數的物理方法:論證了開展空間天氣經驗預報和發展數值預報有效的成像譜段。Wire antennas are still very popular on vehicles, ships and aircrafts. they are easily to be interference sources and sensitive bodies. in our calculation we must take account of the mutual coupling between wire antennas when they are very close
線天線在移動通信系統中被廣泛地應用,它作為許多機載、艦載、衛星、通信電子設備中電磁能量的發射和接收埠,最有可能成為輻射干擾的干擾源和敏感體,特別是當天線靠得很近的時候,必須考慮相互之間的互耦。This paper uses an optically modulated scatterer system to measure microwave field with minimal disturbance. this method is especially adapt to measure magnitude and phase of microwave field close to conductor and microwave field with complex path between source and field. so it can be used to measure radiation antenna ’ s near - field and microwave into slots
光調制散射器的測量方法最大限度地減少了測量裝置對被測場的擾動,特別適合於測量導體附近和具有復雜路徑場的幅值和相位分佈,可以用於對輻射天線近場的測試以及孔縫耦合中場的測量,可為天線的設計,微波孔縫耦合效應的研究提供較精確的實驗數據。In order to evaluate the electronic protection capability of the antiship missile active - passive multimode seeker, and also provide simulation data for the devising of the multimode guided antiship missiles, several studies are performed in this thesis : the modern ship ecms are systematically studied, and the electronic counter - countermeasures ( eccm ) of the active - passive multimode seeker are analyzed. a study is performed on the modeling and simulation ( m & s ) of the missile - ship engagement scenario. models needed for the engagement simulation are established
針對艦船電子干擾措施具有的特性,研究了反艦導彈與艦船的對抗模擬建模問題,建立了艦船運動模型、艦載輻射源模型、艦載電子干擾實體模型以及海戰中艦船的干擾實施模型;同時,建立了復合制導反艦導彈主被動復合導引頭的模擬模型、反艦導彈的運動模型以及導彈制導規律模型。Various high - speed flexible mechanisms are used popularly in modern industries. due to their small damp, and the coupling of their large overall displacement and local distortion, they are ready to vibrate under exterior disturbance, which usually leads to intense acoustic radiation, then deteriorate the circumference
工業領域廣泛使用著以彈性連桿機構為主體的各種高速機構,這些機構由於阻尼小、整體大位移和局部彈性變形之間存在剛彈耦合,所以極容易受到外界的干擾發生振動並產生強烈的噪聲輻射,對周邊環境造成噪聲污染。That is to say, high frequency modulational field radiated from the antenna system of moving bodies influents the charge distribution in plasma, while the disturbance of the charge distribution influents the field conversely
也就是說,在壓縮區內,飛行體天線輻射出的高頻調制場,影響著等離子體中的電荷分佈,而電荷分佈的擾動又反過來影響場量。The electromagnetic radiated interference is classified into passive mode and active mode
電磁輻射干擾分為被動模式和主動模式。The pneumatic servo system is used in automation and military industry wildly as the transmission medium has the advantages including noncombustibility, no pollution, strong ability of anti - interference to electromagnetic radiation, fitness for bad work environment
氣壓伺服系統由於其介質的不易燃、不易爆,系統抗電磁干擾和抗輻射能力強,工作介質無污染,適于在惡劣環境下工作等一些特點,在自動化和軍事領域都得到了應用。The new method of design robust h _ asac controller with mixed uncertainty is presented. the main ideal of the new method is as follows : the reduced modals are taken as additional disturbance for system, the original problem is transformed into the problem of robust performance design for the parameter uncertain system. then the parameter uncertain problem is reduced to the standard h _ control problem to solve
2 .首次基於魯棒h _控制理論,提出了設計具有復合攝動的結構振動聲輻射系統魯棒h _控制器的新方法,即:通過將未建模動態作為系統的附加干擾,把復合攝動問題的魯棒性能設計問題轉化為參數不確定系統的魯棒性能設計問題,然後將參數不確定問題變化為標準h _控制問題求解。Therefore, it is very important to radar ’ s survive by using some means to disturb passive - radar - seeker of arm
因此,通過一定的戰、技術方法干擾反輻射導彈被動導引頭( passive - radar - seeker ,即prs )對雷達的生存顯得非常重要。Increased radiation from the sun and occurrence of geomagnetic storms i. e. severe distortion of geomagnetic field of the earth may cause disturbances such as increases in density in the earth s upper atmosphere. these result in a greater drag on the movement of satellites and spacecraft, causing a slow - down or even a change in orbit
輻射的增加及地磁暴即地球磁場急速變形的出現,會導致地球上層大氣的擾動,例如空氣密度的上升,從而使衛星和太空船在航行時受到的阻力大增,航行速度因而減慢,甚至軌道亦會改變。Increased radiation from the sun and occurrence of geomagnetic storms ( i. e. severe distortion of geomagnetic field of the earth ) may cause disturbances such as increases in density in the earth s upper atmosphere. these result in a greater drag on the movement of satellites and spacecraft, causing a slow - down or even a change in orbit
輻射的增加及地磁暴(即地球磁場急速變形)的出現,會導致地球上層大氣的擾動,例如空氣密度的上升,從而使衛星和太空船在航行時受到的阻力大增,航行速度因而減慢,甚至軌道亦會改變。Thermal infrared radiation of land surface ( tirls ) is influenced by many factors such as tectonic activity, atmosphere, solar radiation, plant and so on
摘要地表熱紅外輻射的影響因素較多,不僅受到構造活動的影響,還受到大氣、太陽以及植被等多種因素的干擾。In this paper, firstly, three - dimensional geometrical models of the target and ir flares are established and by using the software vega missile attacking process is real - time simulated visually. secondly, the ir radiation characteristic of the target, background and the ir flares are analyzed, in which the wave radiation of the sun at different time, wind speed, the relative humidity and ir radiation attenuation characteristic of the atmosphere is under consideration. from above the ir image of the target, ir flare and the background are got and then are normalized to gray color image that will be showed in a child window in real time
本文通過三維建模工具creator建立目標、背景和干擾的三維模型,再通過視景模擬軟體vega生成載機、導彈和目標飛機的可見光場景圖像,實時地對導彈攻擊工程進行可視化模擬;並分析了目標、背景和干擾的紅外輻射特性,計算出傳感器路徑上大氣衰減等等,將經過衰減的目標、背景和干擾的輻射強度量化為灰度圖,以子窗口形式實時顯示;進一步可以使目標和干擾按照各自的運動軌跡運動,便可產生動態的紅外熱圖像序列。In this thesis, modeling of the characteristic of the ir jamming is discussed. the attenuation characteristic of ir radiation through atmosphere is analyzed and the atmospheric permeance of ir radiation is given. the design ideas and implementation method to generate dynamic ir images with computer are addressed
在論文中,討論了干擾彈的建模,分析了紅外輻射在大氣中的衰減,總結出大氣透射比的工程計算方法,論述了本文動態生成紅外圖像的設計思路和實現方法。Deep convulsions, combined with the pressure of radiation and other forces, heave the distended and loosely bound surface layers outward into space, creating a planetary nebula
深層的擾動,結合輻射壓與其他作用力,將脹大而鬆散的表層高高舉起,向外拋入太空中,創造出行星狀星雲。We also propose a method generating ir target images from visible images in the same scene. by pre - generation ir depth texture images using the calculation software of atmosphere radiation propagation and considering the mechanism of the noise disturbance of thermal imager, we successfully realize the real - time generation of dynamic ir scene and its virtual walkthrough
提出了由可見圖像轉化生成場景目標紅外圖像的方法,採用了大氣輻射傳輸計算軟體和考慮熱像儀噪聲擾動機制的方法來預生成紅外深度衰減紋理圖像的模型,實現了動態紅外場景的實時生成和虛擬漫遊。分享友人