角度干擾 的英文怎麼說

中文拼音 [jiǎogānrǎo]
角度干擾 英文
angle jamming
  • : 角Ⅰ名詞1 (牛、羊、 鹿等頭上長出的堅硬的東西) horn 2 (古時軍中吹的樂器) bugle; horn 3 (形狀像...
  • : 度動詞[書面語] (推測; 估計) surmise; estimate
  • : 干Ⅰ名詞1 (事物的主體或 重要部分) trunk; main part 2 (幹部的簡稱) short for cadre Ⅱ動詞1 (做...
  • : Ⅰ動詞1 (擾亂; 攪擾) harass; trouble 2 (客套話 因受人款待而表示客氣) trespass on sb s hospital...
  • 角度 : 1. [數學] (角的大小) angle; the degree [size] of angle 2. (看事情的出發點) point of view; angle
  1. The effect of the barrage jamming is studied from the point of view of ber

    從誤碼率的分析了壓制對gps接收機的影響。
  2. Three primary jamming methods used on laser - guided bombs are : laser angle deception jamming, active laser suppressive jamming and passive electro - optical jamming

    摘要對激光制導炸彈的主要方式有3種:激光欺騙、激光有源壓制和光電無源
  3. An automated de - noising algorithm based on the energy of wavelet packet not donoho ' s threshold algorithm is established. a gear feature vibration signal extraction method using the wavelet packet energy is proposed, which can separate gear meshing vibration, noise vibration and gear fault vibration signal from the original gearbox case vibration signal. basis pursuit ( bp ) algorithm is introduced into the filed of mechanical signal de - noising and feature extraction for the first time

    第三章擺脫了donoho的閾值消噪思想,從能量的建立了基於小波包的自動消噪演算法;提出基於小波包能量分佈的齒輪故障特徵信號提取方法,可以將齒輪嚙合振動信號、振動信號以及故障沖擊振動信號從原始齒輪振動信號中分離出來;首次將基追蹤消噪演算法引入到機械故障信號的消噪與特徵提取上,通過對齒輪故障信號的消噪,表明了它的有效性,並對影響該方法實際應用效果的因素進行了全面的分析,同時也指出了該方法存在的局限性。
  4. This text draws the basic principle of infrared diagnoses based on the primary knowledge of infrared radiation, and analyse the imaging principle of infrared devices ; from the view of infrared diagnostic technology we discuss the fault models and the principium of infrared diagnosis on electrical equipments ; then this paper research the diagnosis of electrical equipments fault by using infrared devices, obtain the hot picture atlas of equipment fault and analysis the hot picture atlas ; the text analyse the various kinds of possible factor which might effect the results of infrared diagnosing in electrical equipments, and propose correspondingly countermeasure against these factor in order to improve the accuracy of measurement ; finally, by using infrared diagnosing techniques analyse and diagnose the interior or exterior fault in part of transformers and arresters in electric network of si chuan, and the results obtained from the text accord with practice

    本文在紅外輻射的基礎知識上引出紅外診斷的基本原理,分析了紅外成像儀的成像原理;並從紅外診斷的研究了電氣設備的故障模式及其診斷的機理;研究了利用紅外熱像儀對電氣設備的故障進行診斷,獲取設備故障熱像圖譜並進行熱像圖譜的分析;對影響電氣設備紅外技術診斷結果的各種可能因素進行了分析探討,並針對這些因數,提出了相應的對策,以提高檢測的準確性;論文最後應用紅外熱成像技術對四川電網中的部分變壓器和避雷器典型的內外部故障進行了診斷分析,得到與實際相符的結果。
  5. The effect of deception jamming is studied from the point of view of acquisition probability. a mixed jamming method is

    並推算了gps的捕獲性能,從捕獲概率的分析了欺騙效果。
  6. On the basis of bishop, fem ( finite element method ), dem ( disturbing energy method ), ann ( artificial neural network ) and ai ( artificial intelligence ), the thesis has study in details about the stability analysis, condition forecast, repair mode selection of the landslide, and obtain some significative conclusion

    本文結合實例,運用簡化畢肖普法、工程數值模擬技術-有限元法、基於系統能量準則的能量法、神經網路理論及人工智慧理論等多種手段,從不同對滑坡的穩定分析、狀態預測、整治方案選取等進行了較為深入的研究,得出了一些有意義的結論。
  7. The stability of electric power system has been being focused for a long time toprevent a power system from losing synchronism after sudden fault , researchers have done much work and got many accomplishments this paper applied the direct feedback linearization ( dfl ) technique on the power system , a strong nonlinear system simulation results by matlab proved this method efficiency main works and results are as follows : this paper compared some existing methods in excitation control , fast valve control and coordinated control respectively, analyzed the developments and actuality of nonlinear control research in brief, illustrated why ransient stability could be greatly improved by using the fast valve control in chapter 3 , indicated the importance of coordinated control farther this paper introduced the inverse system theory, based on which , discussed the dfl theory, pointed out which had consistency with the inverse theory, expanded the dfl theory combined the idiographic model equations , made which adapt to the model of a single machine - infinite bus power system this paper referenced abundance articles and educed a set of equations , which could describe the dynamical process of excitation and fast valve control for synchronous generators in the equations , there were several very important parameters of power system - - rotor angle ( ) , rotor speed ( ) , generator q axis voltage ( eq ) , transient voltage ( e ' q ) , active power ( pe ) , mechanical input power ( pm ) , valve opening ( ) , generator terminal voltage ( vt ) , based on the model , nonlinear coordinated controller and terminal voltage optimal controller have been designed by using the expanded dfl theory and lq optimal control theory the simulation results showed that the controller could keep power system transiently stable under the effects of a symmetrical 3 - phase short circuit fault , which achieved better postfault regulation compared with another two routine methods , one is the proportion excitation controller and proportion fast valve controller, the other is the proportion excitation controller and the optimal fast valve controller, which could exert good performance when met 1ittle disturbance either

    在介紹逆系統理論的基礎上,詳細介紹了dfl理論,通過比較闡明了dfl理論其本質是逆系統方法的一類,並結合具體課題推導出的模型方程將dfl理論進行了擴展,使之適應于電力系統這個強非線性對象。通過參考大量的書籍文獻推導出一套實用的可將大型汽輪發電機勵磁與汽門綜合起來進行控制的模型方程,此模型方程涵蓋了電力系統中特別引人注目的幾個量- -轉子、轉子轉速、發電機q軸電勢eq 、暫態電勢e ' q 、有功功率pe 、機械功率pm 、汽門開、機端電壓vt ,在此基礎上建立了實用的電力系統簡化的數學模型,並將擴展的dfl理論應用於此模型系統,結合線性二次型最優控制理論設計出大型汽輪發電機的非線性綜合控制器及機端電壓最優控制器,通過模擬實驗與採用常規的按電壓偏差進行調節的比例式勵磁控制器+汽門比例控制及採用常規的按電壓偏差進行調節的比例式勵磁調節器和基於二次型性能指標設計的最優快控汽門(考慮發電機的飽和因素)進行了對比,證實了採用此種控制器可以有效地提高電力系統的暫態穩定性,並且在電力系統遭受小時同樣具有良好的調節性能。
  8. This paper designs an optical system based on above to measure the small angle of the laser beam. a non - polarized beam splitter ( npbs ) is used to split the incident beam into two branches, and a rhombic prism agglutinated by two right - angle prisms is placed to realize total internal reflection twice in each branch. it not only improves the measurement sensitivity and linearity, but also increases antinoise ability by the differential optics

    本文正是基於這一原理設計了測量光束微小偏轉的光路系統,用消偏振分光棱鏡將入射光分為兩路,並在兩路分別用兩個直棱鏡組成的斜方棱鏡來實現兩次全內反射,不但提高了測量靈敏和線性,還利用差分光路的特點提高了抗能力。
  9. In the long run, the economy beneficial of grassland claim is lower. the soil nutrition lose, mechanic compose become crude, vegetation restore is slow, the drought resisted ability is poor. therefore, it is not worth to claim grassland both from economy and ecology point of view

    長遠來看,草地開墾經濟效益低下,撂荒后又面臨土壤養分流失、機械組成粗化、植被恢復緩慢、抗能力弱等諸多生態問題,因此,無論從經濟學還是生態學,開墾草地得不償失。
  10. Monopulse radar is widely used for its high angle measurement and powerful anti - jamming performance

    摘要單脈沖雷達因其測高,抗能力強,使其得到了廣泛的應用。
  11. The paper demonstrates the whole plan of the propagation model application software. with the delphi software, an application software including the function of the realtime calculating path loss value is compiled completely. the paper analyses the planning theory of the td - scdma network. its main aspects include the backbone of the network, the link budget report, the budget of the effective distance, the analyse of the link interference and the analyse of the system capacity

    論證了td - scdma傳播模型應用軟體整體方案,利用delphi軟體編寫了具有校正功能和實時計算傳播衰耗值功能(與gps系統配合)的應用軟體。論文從理論的分析了td - scdma網路的規劃理論,主要從網路拓撲結構、上下行鏈路功率平衡預算報告、有效通信距離的估算、上下形鏈路的分析和系統最大容量分析五個方面進行了論述。
  12. In addition, the anti - jamming circuit in power line and design schema in allusion to the jamming of plc channel are analysed. from the point of view of the system, these measures are testified effectively in pratice

    另外,分析了低壓電力載波通道的,研究了電力線上抗電路及實施方案,從系統分析來看,措施是經濟而有效的。
  13. For missile, either strategical or tractical, the most important thing is to attack the target accurately. this depends upon the accurate location of the larget by the missile radar. for protecting radar antenna from external environment and for air - dynamical requirement, a radome is used to enclose the antenna. but the radome interferes in the orientation of the antenna, degradaties its perfor - mance, decreases the power reaching the target, and most importantly, it produces so called boresight error ( bse ) that is, makes the antenna shows a slightly different direction of the target from its true direction, the boresight error is define as the angle shifted, and the boresight error slope ( bses ) is defined as the ratio of angle shift to the tracing angle of the radar antenna. to predict the boresight error and boresight error slope is an unavoiding chief task in designing radome and in its operation

    在戰略和戰術雷達制導導彈中,一項重要的工作就是對目標的準確跟蹤,這取決于導彈雷達對目標的準確定位。為了保護雷達天線不受外界環境的影響,天線罩被應用進來,但天線罩在保護天線不受外界惡劣環境影響的同時對天線電磁輻射產生某些,使天線的電氣性能降低,影響天線的功率傳輸,更重要的是產生瞄準誤差。它使目標的視在位置與真實位置有一個差,這個差就是天線罩的瞄準誤差。
  14. At the beginning of 60 years, laser radar whose primary function is to measure distance appeared. developping for nearly half century, laser rader have been widely applied in many areas, especially in military application because of its particular merits such as high angle - solution, high - speed - solution, high - ditance - solution, nice - anti - jamming ability and good consealment. recently, in iraq war, the precision control and guide weapons depend on laser radar techniques embodied their powerful abilities. the laser radar technique is a very important part in u s military system

    歷經半個多世紀以來,激光雷達以其高解析,高速解析,高距離解析,強抗能力,好的隱蔽性,以及出色的全天候工作能力在很多技術領域尤其是軍事領域中得到廣泛的應用。最近的伊拉克戰爭中,以激光雷達為依託的精確制導武器顯示出了其強大的作戰能力,激光雷達技術在美軍作戰系統中扮演著重要的色。
  15. In this paper, we focused on the application research of the multiple element detector, which is used some type of infrared guidance missile. in view of the digital signal processor, the theoretical study, the scheme for application and the simulation research of this infrared guidance system is studied in detail

    針對某型採用紅外多元探測器進行目標探測的紅外製導導彈系統,本文深入、系統地分析和研究了紅外多元探測器的工作原理,並從數字信號處理器( dsp )實現的,著重開展了有關利用數字信息處理技術進行目標的位置偏差解算演算法以及提高此型導彈的抗能力方法的研究。
  16. In the thesis, the hardware design of anti - interference and software algorithm are two key issues about data acquiring and data processing of test system virtual instruments based, from the microcosmic view of test technique for resolving the concreted questions

    硬體的抗設計和軟體數字處理技術(包括演算法)是本文論述的在車載式制動性能測試系統中數據採集和處理涉及的兩個關鍵方面,是從測試方法微觀的考慮來解決實際問題。
  17. This system ' s hardware is composed with portable computer, data acquisition and sensors, it adopted the modularization method in the design of hardware which makes the test instrument very small and light, high antivibration capability, easily installed and taken down, so the test instrument can do experiment in the running vehicle

    軟體設計中利用了dll技術,採用bc和vb進行模塊化開發,使得系統軟體具有很好的通用性、靈活性和可擴充性。系統採用硬體抗技術和軟體數字處理技術是本文論述的兩個關鍵,是從測試系統的微觀的來解決實際問題。
  18. Developments of new, high speed plc systems ( bpl, broadband power line ) and some other network access and in - home technologies will also be discussed with technical and legal constraints, mainly concerning unwanted interference with existing services

    第三部分:從技術和法規約束問題,討論新的高速plc系統( bpl ,寬帶電力線)和其它網路通道和入戶技術發展狀況,主要針對現有服務中的有害展開。
  19. They often solve the problems with two methods. the first one is disturbing and controlling the spurting water with a movable baffle - plate. the second is the proper arrangement of the sprinklers, ( such as isoceles triangle distribution, equilateral triangle distribution, square distribution, and rectangle distribution )

    噴灌的均勻不高的問題由來已久,國內外的噴灌技術研究人員為解決該問題一般從「、控制從噴嘴噴出的水舌」 (利用擋水板和導流板來實現)與「合理的安排噴頭的組合形式」 (等腰三形布置、等邊三形布置、正方形布置、長方形布置)上來。
  20. Magnetic head is designed by six magnetic poles in symmetrical distribution, the design of excitation loop and excitation angle makes magnetic field act on welding arc region which could control welding arc effectively. the insulation, cooling and hermetization of magnetic head avoid the influence on magnetic field of outside ; miniaturization design of magnetic head could achieve different welding process

    磁頭裝置採用六磁極對稱勵磁方式設計,勵磁線圈和勵磁的設計使產生的磁場恰好作用於焊接電弧區域以實現對電弧的有效控制;磁頭的絕緣,冷卻,密封設計避免了焊接過程中外界因素對磁場的;磁頭整體的小型化使該裝置可以實現多種形式的焊接工藝。
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