電子定域態 的英文怎麼說

中文拼音 [diànzidìngyùtài]
電子定域態 英文
electronic localized state
  • 電 : Ⅰ名詞1 （有電荷存在和電荷變化的現象） electricity 2 （電報） telegram; cable Ⅱ動詞1 （觸電） give...
  • 子 : 子Ⅰ名詞1 （兒子） son 2 （人的通稱） person 3 （古代特指有學問的男人） ancient title of respect f...
  • 定 : Ⅰ形容詞1 （平靜; 穩定） calm; stable 2 （已經確定的; 不改變的） fixed; settled; established Ⅱ動詞...
  • 域 : 名詞（在一定疆界內的地方; 疆域） land within certain boundaries; territory; region
  • 態 : 名詞1. （形狀; 狀態） form; condition; appearance 2. [物理學] （物質結構的狀態或階段） state 3. [語言學] （一種語法范疇） voice
  • 電子 : [物理學] [電學] electron
  1. 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。
  2. Attitude angular sensor ( electronic compass ) is widely used in fields of aviation. space flight and navigation etc for navigational orientation and especially in the field of military, so the foreign countries are limited to export the high performance of digital module of attitude angular sensor to our country. the aim of research object is to manufacture the all solid state digital module of attitude angular to meet the requirements of multifields

    姿態角傳感器（電子羅盤）可廣泛應用於航空、航天、航海等需要導航定位的眾多領域，尤其在軍事領域得到廣泛應用，因此國外一直限制高性能姿態角數字模塊對我的出口，本課題研製的主要目的就是研製出全固態的姿態角數字化模塊以滿足我國多領域的需要。
  3. Rapd ( random amplified polymorphic dna ), which bases on the polymerase chain reaction ( pcr ), is by far one of the most commonly molecular techniques to uncover dna sequence polymorphisms. the basic priciple of this technique is that an arbitrary primer ( usually lobp oligonudetide ) is used to amplify random segments of dna, and a small number of fragments will be amplified when the primer anneals on each strand over a length range. if sequence variation is present at the priming site, then a fragment may not be amplied, so the dna polymorphic can be detected

    Rapd （隨機擴增多態性dna ）技術是二十世紀90年代發展起來的一項dna分子多態性檢測技術，它建立於聚合酶鏈式反應（ pcr ）技術基礎之上，利用隨機合成的寡聚核苷酸序列為引物（一般為10個bp ） ，分別與dna的兩條單鏈結合，在dna聚合酶的作用下，對基因組的特定區域進行pcr擴增，其電泳結果為不同大小和數目的dna譜帶即rapd圖譜，可反映基因組相應區域的dna多態性。
  4. Based on the investigation of analysis methods for the overvoltage striking on rotating electric machines and its research status at home and abroad, the safety forecast theory and the analysis method for the switching overvoltage of large power stations are firstly presented based on the field - circuit analysis, and the transient field distribution and the insulation condition in the stator winding insulator stricken by the switching overvoltage in large power stations are studied and analyzed on line

    本文在分析和總結國內外關于旋轉電機過電壓分析方法及其研究現狀的基礎上，首次提出了基於場路結合的廠站操作過電壓安全預測理論和分析方法。本文研究了大型電站中的操作過電壓沖擊波在發電機定子繞組絕緣介質中暫態電場的實時分佈狀態，在線分析發電機的絕緣工作狀況，搜索發電機內部可能突發絕緣事故的區域，預測發電機內部可能發生絕緣事故的故障點，並重點研究了大型發電機絕緣安全在線預測分析方法和建立了大型發電機絕緣安全評估模型。
  5. The direct torque control theory is a kind of new control method after vector control theory in ac control field. it calculates and controls the torque and the flux of ac electromotor in stator coordinate using the voltage space vector. adopting the stator magnetism field direction method, it recurs to discrete pang - pang control producing pulse width modulation signal and controls the switch state of the transductor when better quality steady - state performance is produced

    直接轉矩控制技術是繼矢量控制技術之後交流調速領域中新興的控制技術，它採用空間矢量分析的方法，直接在定子坐標系下計算並控制交流電動機的轉矩和磁鏈，採用定子磁場定向，藉助于離散的兩點式控制產生脈寬信號，直接對逆變器的開關狀態進行最佳控制，以獲得轉矩的高動態性能。
  6. With the serious problem of harmonics pollution to the power system, as well as the need of high performance of ac drive application, three - phase pwm rectifiers have been as active research topic in power electronics recently, due to the virtues, such as sinusoidal input currents, unity power factor, steady output voltage, good dynamics and bin - directional energy flow

    隨著電網諧波污染問題日益嚴重和人們對高性能電力傳動技術的需要， pwm整流技術引起人們越來越多的注意。三相pwm整流器可以做到輸入電流正弦、單位功率因數、直流電壓輸出穩定，具有良好的動態性能並可實現能量的雙向流動。因此， pwm整流器成為當前電力電子領域研究的熱點課題之一。
  7. The physical property of electron - phonon interaction systems is one of the fundamental problems in condensed matter theory. its development and perfection will profit the solving of some important problems in the areas of condensed matter physics, materials physics, protein molecular dynamics as well as other related subjects. so the study of the nonlinear lattice effects in electron - phonon interaction systems has been received extensive attention of many researches in the past years

    電子-聲子耦合系統的物理特性是凝聚態理論中的一個基本問題，它的發展和完善可能為凝聚態物理與材料物理領域及蛋白質分子生物學等交叉學科領域中一些重要問題的解決帶來一定的啟示甚至突破性的進展，因而近幾年來電子-聲子耦合系統中晶格非線性效應的研究受到人們的廣泛關注。
  8. A principled sample machine of maglev positioning stage is manufactured. on different status, comparing tests are carried out for linear positioning motion of the sample. the result shows that the positioning precision when the sample is on maglev status

    結果表明，磁懸浮狀態下的定位精度要高於摩擦狀態下的定位精度，中國科學院博士學位論文:微電子制芯領域中磁懸浮精密定位平臺的研究磁懸浮結乍j有利於提高平臺的定位精度。
  9. The auhor develops the user - defined dynamic phasor models of all the above devices with the user - defined function of power system analysis software package ( psasp ) of epri, china, including traditional power components such as generator, transmission line, transformef, fixed series capacitor ( fsc ), grounding reactor, etc., and new type power devices including thyristors like tcsc, hvdc, svc and smcom, thus realizes time - domain simulation for sso large signal stability analysis and realizes sso small signal stability analysis further through the linearization platform of psasp

    作者利用電力系統分析綜合程序（ psasp ）的自定義建模功能，建立了電力系統基本元件（如發電機、輸電線、電容器、接地電抗器等）及含晶閘管等電力電子元件的新型電力系統裝置（ tcsc 、 svc 、 hvdc及statcom ）的動態相量自定義模型，從而通過psasp實現了sso問題的大幹擾穩定的時域模擬計算，並進而通過該程序的小干擾線性化平臺實現了sso問題的小干擾穩定分析。
  10. The major research works are divided into five sections, including warship bearings - only tracking maneuver research, warship bearings - only tracking research, multi - warships passive data association research, multi - warships passive location research and the engineering implementation of bearings - only passive location systems. the detailed research works are outlined as follows : ( 1 ) a method of evasion factor matrix is presented, which can add the possible patrol zone of targets ( enemy ' s warships ) according to intelligence, and the land and island information provided by electronic chart to the modified gain extended kalman filter, and modifies state equation. it can improve the location precision of the modified gain extended kalman filter

    研究內容共分五個方面，分別是單艦純方位無源定位機動研究、單艦純方位無源定位跟蹤研究、多艦無源數據關聯研究、多艦純方位無源定位研究以及艦艇純方位無源定位系統的工程實現，主要完成了如下的工作： 1提出一種規避因子矩陣的方法，把根據情報獲得的目標（敵艦艇）可能活動區域，以及電子海圖提供的陸地島礁信息加入修正增益推廣卡爾曼濾波器中，對目標狀態方程進行修正處理，可提高修正增益推廣卡爾曼濾波定位演算法的定位精度。
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