電子對 的英文怎麼說
中文拼音 [diànziduì]
電子對
英文
doublet-
The problem of electromagnetic compatibility is general occurred during integrated antimissile operation of electronic counter measure ( ecm ) and ship - to - air missile ( sam ) system
摘要電子對抗與艦空導彈在綜合反導時，往往會存在電磁不兼容的情況。An axial electron pair meets at right angles with 3 neighboring pairs.
軸向電子對與三個相鄰的電子對相交成直角。In superconductors, the bosons are the pairs of bound electrons that form at the fermi surface.
在超導體中，玻色子是在費密表面形成的束縛態電子對。Bing high power resources of millimeter - wave radiation, based on electron cyclotron maser, gyrotron has been pay much respect in the world for vast applications in many areas such as plasama calefaction, linear accelerators, millimeter wave radar, communications, electronic countermeasure and so forth. prof. liu shenggang began the research on electron cyclotron maser, and later, the group leaded by prof. li hongfu has done much research work on gyrotron also, and later, they have began the research on a kind of gyrotron amplifier - - - - - - gyroklystron
迴旋脈塞器件? ?迴旋管作為大功率毫米波源，在等離子體加熱、線性加速器、雷達、通信及電子對抗等領域有著廣泛的應用前景，因此受到了國際上的廣泛重視，特別是近三十年來，迴旋管得到了快速的發展，並成為了研究的熱門方向。Microwave telecommunication, radar, electronic counterwork, aviation and spaceflight, navigation, etc
適用於微波通訊、雷達、電子對抗、軍事、航空航天等領域。Electronic counterwork is an important task of mt systems. the adaptability to sophisticated environment of communication devices, is the survival standard of mts
電子對抗是軍事通信的重要課題，通信設備對復雜工作環境的適應和抗干擾能力，是軍事通信系統的生存的標準。Molecules or ions which act a ligands should therefore have lone pairs of electrons for donation.
作為配體的分子或離子應該有具有作給予用的孤電子對。Whatever it is radar, eccm equipment, communication equipment or instrument, frequency source with high stability is needed to guarantee the quality of carrier signal
無論是雷達、電子對抗，還是通信、儀器設備等都需要高穩定度的頻率源，以保證載波信號的質量。Application of the pilotless aircraft in naval ew system
無人機在艦載電子對抗系統中的應用It ’ s often used to cover the special target in special area or is used to make false attacking situation. these small light and cheap jamming devices always are thrown to the area near the target. they are manipulated or not to jam the foe ’ s military electronic device such as radar and radio etc. the device weighs about one kilogram and is as big as mauley
分散式干擾是在無人機機載和氣球載干擾機等形式上發展起來的電子對抗設備，通常是為了掩護特定區域的目標或在某一地區內製造假的進攻態勢，將眾多體積小、質量輕、價格便宜的小型干擾源散布在接近被干擾目標的空域、地域上，自動地或受控地對選定的軍事電子設備進行干擾。Unmanned air vehicle ( uav ) plays a very important role in nowadays research. recently, the applied range of the uav has expended into military, civil and scientific research scopes : in military scopes, it can be used to be detectors and monitors, electronic countermeasure, fire guidance, war evaluation, target simulation etc ; in civil scopes, it can be used to geodetic survey, detect urban environment, survey globosity resource, prevent forest - fire, pretend environment and succor disaster etc ; in scientific research scopes, it can be used to survey and research atmosphere, also it can validate new technology and now facility
隨著時代的發展，無人機在社會的各個領域起著越來越重要的作用，近年來，無人機的使用范圍已拓展至軍事、民用和科研三大領域:在軍事上，可用於偵察監視、電子對抗、火力制導、戰果評估、目標模擬等;在民用上，可用於大地測量、地球資源勘測和森林防火、環境保護與災害救援等;在科研上，可用於大氣研究、氣象觀測、新技術新設備的試驗驗證等。Mixers are the key components of many microwave and millimeter - wave systems. the super - heterodyne receiver is always applied in modern communication system, mixer becomes the key component as is at the first part of system. but it is more and more difficult to get the choiceness lo source of the same band with the system is working at high frequency especially in the millimeter - wave. sub - harmonic mixer is a good solution to this problem now. in this circuit we need just half 、 quarter 、 even 1 / 8 of the rf signal frequency. in this paper the design and fabricate of sub - harmonic hmic mixers ( 2, 4 ) at w - band are introduced
混頻器是微波通信、射電天文學、雷達、等離子物理、遙控、遙感、電子對抗，以及許多微波測量系統中至關重要的部件。在現代通信系統中，毫米波頻段通常採用超外差接收機，混頻器作為第一級就成為關鍵部件。由於在毫米波頻段，同頻段高性能的本振源成本高，技術難度大，採用分諧波混頻技術是解決此問題的有效途徑，只需射頻頻率1 / 2 、 1 / 4甚至1 / 8的本振頻率即可實現混頻。The multi - user auto - unlocking equipment with hand free interphones
樓宇集群電子對講自動開鎖裝置Electron pair production
電子對生成As the increasing of concentration, the host and guest interconverted, and the more the charge been transferred, the more the total energy decreased. finally, we deduce that the doping of rubrene in pvk just acting as traps in electroluminescent devices, and its trapping electrons arrested many cavities in pvk. and so, more pvk who did n ' t transport energy was concerned with trop and it makes less pvk was concerned with energy transfer in photoluminescent devices than in electroluminescent devices
基於光致發光和電致發光中pvk與rubrene發光強度的不同，我們對低摻雜時的電致發光和光致發光進行了比較，並提出：在電致發光中， rubrene的摻入在pvk鏈間相當于陷阱，其陷阱電子對pvk空穴的吸引，使一部分在光致發光中不參與能量傳遞的pvk參與了這種陷阱作用，使得在電致發光中不參與能量傳遞的pvk可能比光致發光中少。The automatic identification of the modulation types has been applied to many fields such as source identification, interference identification, radio interception, - electronic countermeasures, etc. the modulation recognizer based on the decision - theoretic approach and the constellation diagram is proposed and the signal ' s kurtosis is used as the indicator to differentiate the analogue modulation from the digital modulation
通信信號調制類型的自動識別廣泛應用於信號確認、干擾辨識、無線電偵聽、電子對抗和信號監測等領域。本文提出基於決策論與星座圖的綜合調制識別器，使用信號的峰度區分調制類型是模擬調制還是數字調制。The scaling relations of conduction time and opening time with the plasma density, which are computed by a series of simulation results, show that, influence of plasma density on conduction time is greater than opening time. influence of cathode em itted electrons on conduction process, which is found to be more important when initial plasma density is low, is dependent of the initial plasma density. the penetration of a magnetic field into cylindrical middle - density ( 1013 / cm3 ) c + + and h + plasma with uniform and parabolic density profile, are examined with aid of pic simulation
模擬得到的低密度（ 10 ~ （ 11 ） cm ~ 3 10 ~ （ 13 ） cm ~ 3 ）條件下導通和斷路時間與等離子體密度的定標關系曲線顯示：密度對于導通時間的影響遠大於對于斷路時間的影響；陰極電子對于peos導通過程的影響程度與初始等離子體密度有關，初始密度越大，陰極電子的影響就越小。The potential applications of amr include both civil and military communication, especially non - cooperative communications and communication confrontation, such as identifying signals, supervising signals, distinguishing interference, electronic confrontation, analyzing military threat, etc. on the basis of our analysis to the existing research on feature abstraction, the related feature abstraction methods are optimized in this paper, resulting several effective methods such as the feature abstraction based on transformation domain, stepped voltage level analysis, normalized carrier - free spectral energy analysis, squared signal and fourth powered signal analysis, etc. both the decision theory based on recognition algorithms and the artificial neural network ( ann ) based on recognition algorithms is analyzed, and the former is selected as it is more appropriate for this research
調制類型的自動識別廣泛應用於民用通信與軍用通信，尤其是對于非合作性通信、通信對抗，比如：信號確認、信號監控、干擾辨識、電子對抗、軟體無線電、電子救援、通信對抗、軍事威脅分析等。本論文在分析現有研究的基礎上，借鑒了已有的特徵提取方法，對相關調制類型特徵提取方法進行了優化，使用了一些有效的方法，如基於變換域特徵提取方法、梯層電平分析方法、剔除載波后的歸一化頻域能量分析方法、信號平方后的頻譜分析方法、信號四次方后的頻譜分析方法等。通過對基於決策理論和基於人工神經網路兩種識別演算法進行分析，本論文選擇了較適合的基於決策理論的識別演算法。Chelating and detoxification metal ions are also the focus of many researchers. according to lewis soft - hard acid - base theory, aluminum is the hardest trivancy lewis acid, and polyphenols are lewis base theoretically, they can combine together tightly
根據lewis軟硬酸堿理論，鋁是三價金屬離子中最硬的lewis酸，而多酚類卻是lewis堿（電子對供體，親核體） ，兩者可以很好的結合。The x - band limiting amplifier is a part of the front - end for x band receiver. in this thesis, a x - band limiting amplifier is designed
微波限幅放大器是電子偵察、電子對抗等雷達接收系統中的重要部件，存在著廣泛的應用。分享友人