線列陣 的英文怎麼說

中文拼音 [xiànlièzhèn]
線列陣 英文
linear array
  • : 名詞1 (用絲、棉、金屬等製成的細長的東西) thread; string; wire 2 [數學] (一個點任意移動所構成的...
  • : 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...
  • : 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...
  1. Then, we discuss the influences that the ground screen acts on the equispaced linear array and the circular array respectively

    然後我們分別討論地網對于等間距和圓的影響。
  2. The ground screen is utilized to obtain enhanced mirror affect, yet due to the disequilibrium of the electricity feeding, the coupling loses balance, which results in a shift of zero point of the vertical pattern

    地網的作用是使地面能夠起到更好的鏡像作用,但是由於相對于地網結構而言饋電不均衡,導致了耦合的不均衡,結果是使得的垂直面方向圖零點產生了偏移。
  3. Aimed at the port / starboard discrimination problem of the traditional single - line array, this paper mentioned some relative factors of the port / starboard discrimination method of mother ship maneuverability, and draws quantitative conclusions about the maneuvering angle and the time lag

    摘要針對傳統單根線列陣的左右舷分辯問題,經過深入分析,給出了本艦機動左右舷分辨方法中的一些影響因素,並對機動角度和滯后時間得出了定量結論。
  4. Effect of high aluminum algaas oxidized layers on vertical - cavity surface - emitting lasers

    的激光二極體線列陣光纖耦合器件
  5. Sets up three - dimensional movement modal of towed - cable, the vector dynamic equilibrium equation is expanded under local coordinate, and numerically discreted by central difference on time and space through transforming eular angle

    摘要建立拖纜的三維運動模型,通過歐拉角的變換把拖曳線列陣微元段矢量動力平衡方程在局部坐標系下展開,在時間和空間上作中心差分數值離散。
  6. A hydrogen and argon ions mixing beam was implanted into the deposited vanadium oxide film. after annealing, vo2 film with tcr ( temperature coefficient of resistance ) as high as 4 % was obtained. the bombardment of ar + could break v - o bond of v2o5 molecule in deposited film and implanted h + resulting in the deoxidization of v2o5, so the vo2 thin film could be prepared by proper control of the dose of ar + / h + implantation

    利用離子束增強沉積設備,在ar ~ +離子束對v _ 2o _ 5靶濺射沉積的同時,用氬、氫混合束對沉積膜作高劑量的離子束轟擊,使得被氬離子轟擊后斷鍵的氧化釩分子,再被注入氫降價,然後經適當的退火,成功地制備了熱電阻溫度系數高達4的vo _ 2薄膜(國外報道值為2 - 3 ) ,並研製了單元懸空結構探測器和8 1 , 16 1
  7. The equipment incorporates assembling and sintering and the temperature curves can be set according to users " need. the accuracy of temperature control can be controlled within 1 ?. in assembling, the tubes align automatically, thus reducing deviations of assemblers operation

    中國科學院博士學位論文:無鋁半導體激光器及其組裝技術的研究該設備集組裝和燒結於一體,可根據需要任意設定溫度曲,溫度精度控制在1 「 c之內;組裝時管芯自動對齊,減少了由組裝者操作產生的偏差。
  8. And then, the paper analyses the reason engaged in the directional property of underwater acoustic transducer and array, discusses the physical parameter of the directional property. to point acoustic source equal spacing linear array, the dissertation makes experiment analysis and simulation

    分析了水聲換能器及基指向特性形成的原因、表徵指向特性的物理參數,並針對點聲源等間距線列陣的指向性進行了數學、實驗分析與方針。
  9. The epitaxial struture for ld is an ingaas / gaas / algaas ssqw grin sch structure and the width of the array bar ia 4mm. the low theshold current 2. 9a the output power 20w at 17. 5a have been achieved by sioi isolation, ohmic contact and facet coating processes. the central wavelength is 979nm. at the same time, model analyses on the structure of the ssqw ld and the fabrication processes have been made for further research

    激光器的生長結構採用ingaas / gaas / algaas分別限制應變單量阱性緩變折射率波導結構,條寬為4mm ,通過sio _ 2掩膜,歐姆接觸和腔面鍍膜等工藝,實現了閾值電流為2 . 9a ,驅動電流為17 . 5a時輸出功率為20w 。
  10. The multi - element linear transducer array consists of 320 elements. by phase - controlled method, 64 signals, one of which gathered by 11 - group element, make up of an image

    多元探測器由320個振元組成,採用相控聚焦的方法成像,每次由11個振群的探測器接受信號併合並1路,一幅圖像由64路這樣的信號組成。
  11. We can compensate the phase difference and subtract at the direction of ship noise, then the noise can be cancelled. the merit o f this method is simple, stable and efficient. the main contents are : 1

    首先介紹了噪聲抵消的一般方法,並且結合拖曳本艦噪聲的抵消問題研究了自適應法和雙線列陣相減法對本艦噪聲的抑制模型及原理。
  12. This kind of reflectors possessed the advantages of the traditional reflectors and the phased arrays. the reflectarray is made up of lots of resonant elements. when the feed radiate the reflectarray, the reflected wave could be focused at some desired direction owing to the adjustment of each element

    這種反射天具有反射天共同的優勢,它的基本結構就是由大量的無源諧振單元組成的單屏或多屏周期性,然後由一個饋源照射這個天,通過調節介質板上每個單元對于入射波的散射相位,使得反射波在特定的方向實現同相位,發射出方向性極強的筆形波束。
  13. This paper may be importance to the port / starboard discrimination and its tactics for the traditional towed linear array sonar

    文中研究的內容對傳統拖曳線列陣聲納的左右舷分辨和戰術使用具有參考價值。
  14. The results of the computation show good agreement with the results presented by other computations and experiments

    取有關文獻資料中的拖曳線列陣進行了直航、回轉運動計算,計算結果與相應文獻資料中計算和試驗結果基本吻合。
  15. The performance of beamspace high - resolution direction - of - arrival ( doa ) estimation is analyzed. a dense beamspace music ( dbmusic ) algorithm for the uniform linear array ( ula ) is proposed

    深入分析了波束域高分辨方位估計性能,捉出了一種基於均勻線列陣的密集波束域music ( dbmusic )法。
  16. Lake - experiment verified the correctness of this low sidelobe level beamformer. 4. the broadband constant beamwidth beamforming vectors for a uniform linear array are designed and its effectiveness when applied to a real array is verified by water tank experiment

    針對均勻分佈線列陣,設計了基於chebyshev加權的寬帶恆定束寬波束形成向量,消聲水池實驗驗證了設計方法對于實際基的有效性。
  17. Based on theoretical studies on these algorithms, by means of computer simulation and the water tank experiment, we analyzed the performance of these algorithms in uniform linear array, which included the separation and reconstruction of source signals and doa estimation performance

    在詳細分析各種演算法內在機理的基礎上,針對均勻線列陣,通過大量的計算機模擬實驗與水池實驗數據處理結果,分析、討論了幾種演算法對目標源信號的分離、捕獲能力以及方位估計性能。
  18. Broadband source location method is investigated by using signal - phase - matching principle, and simulations and experiments are carried out to show the validity of the method ; two high resolution algorithms of broadband signals are proposed, which are the dft interpolation algorithm and the frequency invariant beam space algorithm. the proposed algorithms have no requirement for prior information of source locations, so the results of doa estimation can be unbiased ; a method of temporal - spatial averaging, which can improve the performance of doa estimation for uniform linear arrays, is given. this method can be applied in the most narrowband or broadband eigen - structure based high resolution algorithms

    提出了利用信號相位匹配法的寬帶信號方位估計方法並從模擬和實驗兩方面對其進行了驗證;提出了基於dft插值的和基於頻率不變響應波束域的兩種寬帶信號高分辨方位估計演算法,這兩種方法在進行方位估計時均不需要進行方位預估,從而避免了因角度預估可能帶來的估計偏差;最後提出了一種提高均勻線列陣方位估計性能的時空平均法,該方法可適用於多數窄帶或寬帶的特徵結構類高分辨方位估計演算法中。
  19. The robustness of high - resolution doa estimators in the elementspace and beamspace is investigated thoroughly. an error model of array is established. a novel class of weighted toeplitz high - resolution doa estimators based on the covariance matrix of ula output is proposed, which can obviously improve the performance of high resolution in the presence of array errors

    系統研究了元域和波束域高分辨方位估計方法的穩健性,建立了誤差模型,針對均勻線列陣提出了一種基於輸出協方差矩的加權toeplitz化高分辨方位估計方法,能夠顯著提高存在誤差情況下方位估計方法的高分辨性能。
  20. Second discusses adaptive filter ' s application in measuring frequency of cw sonar pulse signal and in towed linear array sonar signal processing. simulation is made about adaptive filter ' s application. simulation result shows that adaptive filter is very powerful tool for underwater acoustic signal processing

    接下來本文討論了自適應濾波器在cw聲納脈沖信號測頻和拖曳線列陣聲納信號處理中的應用,並進行了模擬研究,模擬結果表明自適應濾波器是處理水聲信號的十分有效的工具。
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