立方體發射器 的英文怎麼說

中文拼音 [fāngshè]
立方體發射器 英文
box emitter
  • : 動1 (站) stand; remain in an erect position 2 (使豎立; 使物件的上端向上) erect; stand; set up...
  • : Ⅰ名詞1 (方形; 方體) square 2 [數學] (乘方) involution; power 3 (方向) direction 4 (方面) ...
  • : 體構詞成分。
  • : 名詞(頭發) hair
  • : 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) ...
  • : 名詞1. (器具) implement; utensil; ware 2. (器官) organ 3. (度量; 才能) capacity; talent 4. (姓氏) a surname
  • 立方 : 1. [數學] cube 2. [簡] (立方體) cube3. (立方米) cubic metre; stere
  1. And understanding and studying the spectral features and variation rules of geo - targets in the experimental area, raising that it is the basis of geo - targets information collection with imaging spectrometer data to understand spectral features and variation rules of geo - targets, realizing that in a great extent spectral - integrated - form - based classification method can remove the phenomenon of " different spectrum with same objects " resulted from reflection ratio curve translation because of the angle change among sensor, targets and observation direction, and the average and variance images can be introduced to solve the problem of two kinds of geo - target with similar spectral forms and much different values of whole reflection ratio. it is suggested that " red edge " range bands of vegetation, which has close relationship with vegetation cover and biomass, is the main characteristic bands and important basis for careful vegetation classification and quantitative retrieval, and pixel - based derivative spectral analysis is very useful for removing the effects of soil background values and quantitatively retrieving vegetation biomass and cover. the remote sense quantitative retrieval model is developed for main appraisable factors of desertification monitoring assessment with imaging spectrometer data and then the applicability of model is analyzed

    研究結果如下:首先針對荒漠化地區的地物特徵,對高光譜數據不同波段的數據質量、波段組合進行了評價,提出了適用於荒漠化監測的基本波段選擇集;初步了解和掌握了研究地區的地物光譜特性及變異規律,進一步明確了掌握地物光譜特徵和變異規律是用成像光譜儀數據提取地物信息的基礎;現了基於光譜整形狀的分類法在很大程度上能夠消除由於傳感、地物目標觀測向之間的角度變化引起的反率曲線整平移的「同物異譜」現象,對于譜形相似而整率的值相差較大的兩類地物,通過引入均值和差圖像參與分類得到解決;研究還表明在植被「紅邊」范圍內的波段是進行荒漠化監測的主要特徵波段,這些波段與植被生物量和蓋度都有密切的關系,是開展精細植被分類研究和植被定量反演的重要基礎;像元的導數光譜分析可以消除土壤背景的影響,是進行植被生物量和蓋度定量反演的有力工具;建了荒漠化監測主要評價因子的定量反演模型,並分析了模型的適用性。
  2. With the use of finite method we have developed computer simulation software for vacuum microtriodes with wedge - shaped and cone - shaped cathode on the basis of stduying deeply the field emission theory of vacuum microelectronics. the software included field section, grid point numbering, and the calculation of electric currents, transconductance and cathode capacitance, moreover, it can simulate the properties of vacuum microeletronic with variant structures and sizes. the relationship was studied and simulated among electic properties and device structures, sizes and cathode materials etc. the optimized design of vacuum microtiode was proposed

    本文在深入研究真空微電子件場致理論的基礎上,根據圓錐形、楔形陰極真空微電子三極的不同特點,分別建了物理和數學模型,在考慮空間電荷密度影響的前提下,以有限元法為基礎採用迭代的法計算出真空微電子三極內的電勢分佈情況,繪制出了等勢線、電子軌跡線,並得到了件電學性能隨幾何參數的變化情況。
  3. New developments in decision theory, artificial theory and dynamic analysis method are applied to evaluation the possible projects. the main contents in this paper are included as follows : first, has improved an format reasoning method based on multiple attribute utility model and knowledgebase theory ; second, has proposed complex utility model by improving the theory of multiple attribute utility ; third, has presented a kind of weapon intelligent decision support system, based on the complex utility model and developed with com / dcom criterion ; forth, this paper also has build the dynamic simulation model for long - rang multiple tube rocket launcher system, and the tire dynamic model has applied in the rocket launcher system dynamic simulation model ; fifth, through building the rocket - launcher contact model, this paper has analyzed the dynamic forces between the rocket and launcher ; finally, this paper has build the evaluation model of the project about improving existing rocket launcher to the launcher that using canister, and get the conclusion through using the widss. the studies in this paper not only proposed scientific warrant to the choice of projects in this pre - studied national defense task about improving existing rocket launcher to the launcher that using canister, but also can give other studied tasks with decision supported

    主要內容包括:在總結決策分析與專家系統規則庫技術的基礎上,提出了融決策分析與專家系統規則庫技術於一的形式化推理機制,該機制能有效的將定量計算和定性知識融為一,將規范的決策分析解題過程與專家系統特有的演化推理法有機結合起來;在多屬性效用理論的基礎上,建了一般形式的復式效用模型,並實用化了全相關乘式效用模型,提供了較完善的通用建模、分析和解釋功能:引入了com dcom組件技術,開了基於組件的widss系統,該系統基於形式化推理機制,易於擴展,能夠面向多種決策問題,具有較強的通用性;建了遠程多管火箭炮全炮動力學模擬模型,將充氣輪胎動力學模型、輪胎和路面的相互作用模型運用於多管火箭炮動力學模擬計算中;利用碰撞接觸理論,對火箭彈在定向管內的運動受力情況進行了模擬計算;建了遠程多管火箭炮箱式改進案模型,並利用動力學模擬計算結果在widss系統中進行了案性能評估。
  4. In this paper, micro - cavity semiconductor laser ( mcsl ) with pillar vertical - cavity surface - emitting structure ( vcsel ) which has potential applications in optical communication and optical interconnect is theoretically analyzed, the calculation model that used to discuss the modal performance of rectangular columnar and cylinder vcsel with oxidized aperture is established by using vector field model. the numerical simulations in the case of cylinder structure show oscillating wavelength and threshold gain against inside and outside radius of laser, the layer refractive index and pair number of bragg mirror, thickness, position and oxidized material ' s refractive index of oxidized aperture, in detail. more practically, considering dos shell of laser as non - perfect one, or supposing that dos shell is separated from the laser, we can obtain more significative results

    本工作以矢量場模型出,對具有誘人應用前景的柱形垂直腔面結構( vcsel )的微腔半導激光( mcsl )進行了理論分析,建了用於分析柱形和圓柱形結構具有氧化孔徑層的激光的模式特性的理論模型;對圓柱形結構情況進行了數值模擬,得到了振蕩波長、閾值增益隨激光內外半徑、 bragg反鏡層折率、周期數以及氧化孔徑層厚度、位置和氧化物折率的詳細變化規律;為使理論計算更接近實際,將外加金屬包殼視為非理想導,或將金屬包殼與激光結構隔開,分別對這兩種情況下的結果進行了討論。
  5. In this article, constituting some the equations which reflect the flow law and building and applying many mathematical models of physical and chemical reactions in the the plasma ignition : applying k - two equations turbulence model to calculate the turbulence parameter supplying simplied reaction systerm model and applying eddy break - up model and p - i thermal radiation model. with these reasonable simplied modles, numerically simulating the flow field in the plasma ignition. during the numerical simulation, applying the body - fitted coordinates for the complex geometry of the computional field ; using the mixing format to disperse the equations ; applying simplec algorithm method to solve the equations ; using above models and methods, it can get flow field distribution ; including temperature, pressure, turbulent kinetic energy and its dissipation rate, turbulent viscosity, velocity, density. these results are significant to design and improve the plasma ignition

    本文旨在通過構造反映等離子點火內部流動規律的基本程組,建描述等離子點火內部的復雜物理化學過程機制數學模型:模擬等離子內部燃燒的-雙程湍流流動模型;模擬氣燃料在燃燒時中化學反應的簡單化學反應系統模型;模擬等離子點火內部湍流預混燃燒的漩渦破碎模型;模擬等離子點火高溫燃氣及其壁面的p - i輻換熱的模型等等,對模型進行一定的合理的簡化,然後數值模擬等離子點火內部流場的流動。
  6. Then in this paper the author establishes the simulation model of the probability of smashing the submarine when the segregator of the submarine launched missile carrier sinking in the water and uses the monte carlo ( of or relating to a problem - solving technique that uses random samples and other statistical methods for finding solutions to mathematical or physical problems. ) to simulate the whole process. then the author carrier through much simulating computations and gives the smashing probability at different conditions

    在對分離下沉的各種干擾因素進行了深入的分析后,建了基於蒙特卡羅法的潛導彈運載分離砸艇概率的計算模型,並且進行了大量的計算機模擬試驗,分別對運載採用平面彈道,偏航彈道在不同深度,不同艇速的情況下的分離砸艇概率進行了模擬計算,給出了不同情況的砸艇概率。
  7. Secondly, some techniques for image segmentation, such as edge - detection, grayscale thresholding and texture, are represented in detail. in the third part, two primary ways are designed for 3d modeling, one is based on the contours triangularization while the other is based on the iso - surfaces extraction. we use a condensed history monte carlo method to calculate and build up the radiation dosimetry, which is a regular data set suitable for creating the iso - surfaces

    論文首先介紹了醫學影像的獲取和預處理的法,包括dicom標準、醫學影像的圖像增強及圖像校正等內容;提出了基於邊緣提取、灰度閥值和紋理信息等原理的官分割法;為了建三維人模型,介紹了兩類法;基於輪廓線的法和基於等值面提取的法;在建劑量場時,使用了經典的montecarlo法;最後,詳細介紹了傳統的等值面提取法( marchingcubes ) ,並提出了一種啟式搜索的marchingcubes法。
  8. In this paper, a matching platform for a model lh150 four stroke motorcycle engine is set up and a electronic fuel injection system is designed. the design of the electronic fuel injection system include the fuel supply system design, the intake pipe and throttle body design, the electronic control unit ( ecu ) develop, the way to use sensor of the system and the means to deal with sensor signal

    本論文建了一套針對lh150型四沖程摩托車動機的匹配臺架,設計了一套用於摩托車動機的電控燃油噴系統,對動機供油系統、進氣系統進行了設計和選配;建了一套傳感的使用和信號處理法;設計了一套電控單元硬,並初步確定了電控單元的控制法。
  9. The analyzing model was established, and a novel inner - cladding structure of dcf with higher performance was designed. integrated by the absorption and emission characteristics of rare - earth - ions in dcf and the ld ' s pumping principle with its relative references, the - academic model of high power dcf laser with f - p cavity was based, by using methods of numerical analysis, the high power dcf laser was simulation with good results and consistency

    結合稀土離子的吸收及特性及二極泵浦固激光原理,應用相關的理論建了高功率f - p腔型光纖激光的理論分析模型,利用matlab 、 mathcad , origin等軟,採用數值計算及分析法,結合具參量數值對實驗進行了模擬分析,並研究了不同特性參量對激光性能的影響。
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