環形陣列 的英文怎麼說

中文拼音 [huánxíngzhènliè]
環形陣列 英文
polar array
  • 環 : Ⅰ名詞1 （環子） ring; hoop 2 （環節） link 3 （姓氏） a surname Ⅱ動詞（圍繞） surround; encircle;...
  • 陣 : Ⅰ名詞1 （作戰隊伍的行列或組合方式） battle array [formation]: 布陣 deploy the troops in battle fo...
  • 列 : Ⅰ動1 （排列） arrange; form a line; line up 2 （安排到某類事物之中） list; enter in a list Ⅱ名詞1...
  • 環形 : annular; ringlike; ring form; bight; annularity環形癌 annular carcinoma; 環形電路 [訊] loop circu...
  • 陣列 : [統計學] array陣列處理機 array processor; 陣列印表機 array printer; 陣列雷達 [電學] array radar
  1. The main research advances can be summarized as follows : ( 1 ) study the signal processing ' s performances and methods of homing torpedo system comprehensively, in order to setting up a corresponding mathematical models ; ( 2 ) analyze the ocean channel ' s effects on the work of homing system, then found some models such as target echo signal, noise ( including background noise, target radiating noise, etc ), ocean reverberation. according to them, simulate the array signal ; ( 3 ) the system structure, every function blocks composing are studied and founded thoroughly. then, discuss methods of signal processing in time domain and airspace domain ; ( 4 ) program the simulation software of torpedo ' s homing system according to the simulation models and flow charts, which connected with torpedo ' s control part

    本文所作的主要工作及研究成果主要有以下幾個方面： （ 1 ）對自導工作過程中的信號與信息處理的基本理論與方法進行了較為全面的研究，為建立一個較為完備的自導模擬系統提供了理論基礎； （ 2 ）討論了自導系統工作過程中海洋通道對目標回波信號與目標輻射噪聲信號等的影響，建立回波信號的數學模型、環境場中的噪聲信號模型（包括海洋環境噪聲、目標輻射噪聲與魚雷背景噪聲等）與海洋混響模型，模擬產生了聲自導系統基陣接收到的回波信號與噪聲信號； （ 3 ）深入研究並建立了自導模擬系統的總體框架，給出各個具體功能模塊組成，討論了聲自導系統對信號的時域與空域處理，並結合模擬程序中陣列信號處理模塊，給出固定多通道波束形成的模擬實現過程； （ 4 ）根據系統的模擬模型與已建立的模擬流程圖編制了通用魚雷模擬器自導系統模擬軟體，通過網路與控制系統相連，組成完整的魚雷模擬器。
  2. Because these methods do not need not only the doa of the signal ' s and the array manifold but also signal waveform, the blind beamforming algorithms using cyclostationarity signal ' s properties are the genuine blind algorithms

    該方法既不需要知道來波方向和陣列流形，也不需要提供訓練數據，僅利用信號的循環平穩特性就可以實現真正意義上的盲自適應波束形成。
  3. 2. the design thought of annular fan beam sensor structure is presented, and array laser sensor of 15x5 fan beams structure was developed. the sensor ' s measurement sensitivity distribution and spatial resolution are analyzed and calculated

    提出了環形扇束傳感器結構的設計思想，並研製了15 5扇束結構的陣列式激光傳感器，以及對其測量靈敏度分佈和空間解析度等性能指標進行了分析計算。
  4. First, we report a theoretical study of an ideal ring - shaped array of quantum dots ( quantum - dot ring for short ) in a two - terminal configuration

    首先，我們研究了環形量子點陣列（簡稱量子點環）與兩個電極相耦合形成的兩終端體系的輸運性質。
  5. The system uses the permanent magnet synchronous machine as the driver motor based on the idea of polygonal flux linkage locus and the permanent magnet brush - less motor is as the momentum balance motor by means of speed and current loop in order to track driver motor precisely and rapidly. the harmonious control of driver motor and balance motor is realized by making full use of the dsp hardware resource and complicated programmable logic device. the software design is composed of c and assembly language to realize motor control arithmetic of polygonal flux linkage locus

    衛星天線伺服控制系統以正弦波永磁同步電機作為驅動電機，採用多邊形磁鏈軌跡法（電壓空間矢量法）的控制策略；動量平衡電機採用永磁無刷直流電機，通過電流環、速度環達到快速、精確跟蹤驅動電機的目的，確保了衛星姿態恆定；設計方案中充分利用了dsp硬體資源和復雜邏輯陣列實現了驅動電機和平衡電機的協調控制，並通過c語言和匯編語言的混合編程實現了電機的多邊形磁鏈軌跡控制演算法。
  6. Firstly, this essay analyzes the external market environment and its internal resource to find out the relevant opportunity and challenge, as well as the advantages and inferior positions ( i. e., swot analysis matrix ) ; then analyzes the expansion strategy and market orientation, and the marketing strategy of chengdu fairly chain store co., ltd. ; finally, based on above analysis, try to find out the reason of failure of expansion strategy

    正是在這樣的背景下，筆者選擇了成都芳鄰百貨超市有限責任公司作為研究課題，本案例先對公司外部市場環境和公司內部資源進行分析，羅列出來自外部環境的機會和威脅及基於公司內部資源形成的優勢和劣勢（ swot分析矩陣） ，然後對公司擴張戰略、市場定位戰略、營銷戰略等進行了分析，以求對芳鄰公司擴張的失敗尋求戰略上的原因。
  7. Linear array can only provide an azimuth scan ranging from 0 to 180 degree, while circular array from 0 to 360. by means of recurring moving array excitation, circular array controls the beams ’ orientation simply and neatly, creating a perfect pattern in azimuth and an ideal pattern in pitch

    線陣只能有180的掃描范圍，而圓形陣列能夠提供360方位角，通過循環移動陣列激勵，簡單而靈活地操縱波束的方位，能夠在方位上產生沒有方向性方向圖，而在俯仰方向上也有一個理想的方向特性。
  8. On the base of the soft about the deformation of aerodynamic configuration of mav, the advanced controlling technique of the deformation o f aerodynamic configuration about the prototype mav will be explored. based on the characteristic of micro air vehicle, this paper abstracted the aerodynamic evaluation mathematics models, developed a aerodynamic engineering estimation program, all kinds of aerodynamic configuration was compared and analyzed, found the perfect configuration and got the prototype of mav. abstracted the model about the deformation of aerodynamic configuration on base of the method of vortex lattice, developed the program for researching the performance of the deformation of aerodynamic configuration

    本文針對mav的具體特點，抽象出mav的氣動工程計算數學模型，建立起氣動工程估算環境，對各種氣動布局進行了氣動特性比較分析與綜合，尋求出理想的mav氣動布局方案並提出mav原型機，抽象出基於渦格法的氣動外形形變的數學模型，建立起氣動外形形變性能研究環境，探討新型的飛行控制方法和氣動力控制策略，在得出氣動外形形變模型的初始方案后，對其進行進一步的優化，最後得出理想的氣動外形形變執行機構組合陣列。
  9. Since 1980s, many mathematicians have been engaged in studying the applications of the grobner basis such as solving the system of algebraic equations, factoring polynomials, testing primary ideals, factoring algebraic manifolds, decoding circular codes in corrected codes and algebraically geometrical codes, analyzing and synthesizing high dimensional linear recurring arrays in cryptology, dealing with multidimensional systematic theory, signaling, solving integer programming and so on

    ） bner基的應用研究包括代數方程組求解，多項式的因子分解，素理想的檢驗，代數流形的分解，糾錯碼中循環碼和代數幾何碼的譯碼，密碼學中高維線性遞歸陣列的分析與綜合，多維系統理論，信號處理和求解整數規劃等諸多領域。
  10. The morphology examination by sem and tem showed that the carbon nanotubes were arranged in the array uniformly and paralleled, with smooth walls, the outside diameter of 120 nm and the inside diameter of 110 nm. from the cyclic voltammetry, the array electrodes in an acidic electrolytic solution had greater capacitance than the case in a neutral electrolytic solution. the specific capacitance of 365 f / g was achieved with the discharge current density of 210 ma / g in the solution of 1 mol / l h2so4

    掃描電子顯微鏡和透射電子顯微鏡對碳納米管陣列電極的形貌表徵表明碳納米管形狀規整，排列有序，尺寸均勻，管壁光滑，外徑約為120nm ，內徑約為110nm ；循環伏安實驗表明mwnts陣列電極在酸性溶液中比在中性溶液中具有更好的電容性能；根據恆電流充放電法得出mwnts陣列電極在1mol / lh _ 2so _ 4水溶液中，在210ma / g的放電電流密度下的比電容可達353f / g ，比目前報道的無序碳納米管和活性炭電極的比容量都高得多；其它電化學實驗顯示該電極具有很低的內阻和良好的充放電循環穩定性。
  11. The above algorithms can all be applicable to a non - uniform array where the number of users can be greater than the number of antennas. computer simulation and practical

    上述兩種方案的各種演算法都不依賴于天線陣列的幾何形式，並且適用於移動用戶數大於陣元數的實際通信環境中。
  12. Second, both the optimized beamforrnkig for antenna array and constant module algorithm are explored. we deeply study the performance of adaptive array under wireless multi - path environment

    其次，分析了天線陣列最優波束形成技術和恆模演算法，深入研究了無線多徑環境下自適應陣列的性能。
  13. A method known as asymptotic waveform evaluation ( awe ) is firstly employed to analyze the array impedances versus the operating frequencies. the input impedances of the array in several different structure are calculated. by using the awe, the calculation time is much smaller than that by using mom

    首次將漸進波形估計（ awe ）技術用於陣列天線的分析，計算了圓環陣列、圓環反射陣列、線形陣列和三角形陣列的輸入導納與頻率的關系曲線，與傳統的矩量法相比，大大地加快了速度。
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