無源分析術 的英文怎麼說

中文拼音 [yuánfēnshù]
無源分析術 英文
passive technique
  • : 無Ⅰ動詞(沒有) not have; there is not; be without Ⅱ名詞1 (沒有) nothing; nil 2 (姓氏) a surn...
  • : 名詞1. (水流起頭的地方) source (of a river); fountainhead 2. (來源) source; cause 3. (姓氏) a surname
  • : 分Ⅰ名詞1. (成分) component 2. (職責和權利的限度) what is within one's duty or rights Ⅱ同 「份」Ⅲ動詞[書面語] (料想) judge
  • : Ⅰ動詞1. (分開; 散開) divide; separate 2. (分析) analyse; dissect; resolve Ⅱ名詞(姓氏) a surname
  • : 術名詞1. (技藝; 技術; 學術) art; skill; technique 2. (方法; 策略) method; tactics 3. (姓氏) a surname
  • 無源 : [無線電] passive無源電路 passive circuit; passive electric circuit; 無源天線 passive antenna; ref...
  1. The characteristics of various solid - state power - combining techniques and the principles of the waveguide - based power combining structure are compared and analyzed in detail. the power combiner is based on a double antipodal finline - to - microstrip transition structure. the proposed 2 2 combining structure is optimized by using 3 - d fields simulation tools cst

    主要內容為: 1 .研究和對比了各種固態功率合成技的特點,詳細地了波導基空間功率合成器的工作原理,提出了一種基於雙對極鰭線-微帶過渡的2 2路毫米波功率合成器結構,藉助三維場模擬軟體cst對該網路進行了優化設計。
  2. It implements web crawling through distributed technology, and builds index database through accidence analyzing chinese characters separating unuseful words deleting etyma extracting index words selecting and lexicon. the level system uses new model of web accessing and level computation to build web level system so that the requirement for computer resources is greatly reduced

    該搜索引擎使用散式技實現網頁獲取模塊;通過詞法、中文詞、用詞匯刪除、詞干提取、索引詞條選擇和詞典等技建立索引數據庫;該搜索引擎的級別系統使用了新的網路訪問模型和級別計算模型,大大降低了搜索引擎對于計算機資的要求。
  3. In the third, this paper makes a survey on components of the exhausted flue gas and waste heat resource, and discusses the possibility and methods of steam generation and air preheating with the waste heat. and then, the analysis on the advantages and disadvantages of heat recovery plants with conventional steel - water heat pipes and inorganic heat - transfer heat pipes is carried out. the paper also gives a valuation about the plan and features of the design of heat recovery

    對余熱排煙的成和余熱資量進行標定,討論余熱回收產生蒸汽或加熱燃燒用空氣的可行性和方法,常規余熱回收技設計、採用普通鋼-水熱管和機傳熱熱管等傳熱元件的設計余熱回收裝置的優缺點,並對余熱回收設計方案及其特點進行總體評價。
  4. Based on the above theoretical analysis, a 1kw three - level buck converter with passive soft switching is designed in this thesis

    在理論的基礎之上,本文結合多電平技軟開關技,設計了一臺1kw的軟開關三電平buck變換器。
  5. The first chapter of this paper analyses the background and meaning of the establishment of disciplines navigation system for network resources. with the rapid increase of network academic information resource, search engine as the web primary retrieval tool can " t meet the retrieval request of specialty information resources ; traditional cataloging techniques can " t meet the needs of magnanimous network academic resources ; most of the " navigation of networks " established by libraries are the simple link of websites. it lacks the necessary revelation and evaluation of resources content

    本文在第1章了網路資學科導航系統建設的背景和意義:隨著網路學信息資的飛速增長,作為web主流檢索工具的搜索引擎難以高效、準確、全面地完成專業信息資的檢索請求;傳統編目技力承擔海量網路學編目的需求;圖書館所建的「網海導航」多數為對網站(頁)的鏈接,缺乏對資內容必要的揭示與評價;國內對網路學標準化的研究也相對滯後於國外。
  6. Backed up by the soplat theory based on particle kinematics, the second chapter of this paper presents with analysis and simulation of several single observer passive measurement models, which uses such relative movement parameters as bearings changing rates and centrifugal acceleration information on the basis of bearings measurements. in the third chapter, the observability of location respectively using bearings and its changing rates information and centrifugal acceleration information is analyzed, and its observable condition is got. the fourth chapter puts forward the modified covariance extended kalman filtering ( mvekf ) against the defect of traditional extended kalman filtering ( ekf ), whose performance is simultaneously compared in the chapter with the performance of ususal tracking algorithm such as ekf, mgekf, iekf by computer simulation

    在近年來提出的基於質點運動學原理的單站定位理論基礎上,本文第二章提出了幾種在角度測量的基礎上增加角度變化率及相對運動的離心加速度等運動學參數的單站測量模型,並對它們進行了和模擬;第三章別對利用角度及其變化率信息定位和利用離心加速度信息定位的可觀測性進行並得到了相應的可觀測條件;第四章針對傳統擴展卡爾曼( ekf )方法的缺點,提出了一種修正協方差的擴展卡爾曼濾波( mvefk )方法,並將其和ekf 、 mgekf 、 iekf等常用的單站定位濾波方法進行了性能模擬比較;第五章通過引入雷達機動目標跟蹤方法和模型,提出了利用角度及其變化率對機動輻射跟蹤的多級噪聲自適應方法和imm方法;第六章主要對角度變化率和離心加速度參數的獲取技進行了研究,提出了幾種高精度測量脈沖序列多普勒頻率變化率的方法。
  7. The sixth chapter studies the techniques in measuring the bearings changing rate and centrifugal acceleration, and poses several algorithms of measuring pulse doppler shift frequency changing rate. to sum up, this paper studies the key problems in soplat based on particle kinematics and some solutions to them

    總而言之,本文系統地研究了基於質點運動學的單站定位與跟蹤領域的主要關鍵技問題並提出了相應的解決方法,其中某些結果和方法可直接應用於實際的工程應用。
  8. We have contrasted several methods on fabrication of passive matrix oled, then we mainly discuss two fabricating methods, one is the precise mask method, the other is the barrier wall method. we find that the barrier wall method to fabricate the passive matrix oled ( pmoled ) has the advantages of high resolution, simple process and no crosstalking problem, so the barrier wall method is the good one to fabricate pmoled. in this paper we adopt the both methods, and we have successfully fabricated the pmoled

    和對比了實現矩陣有機電致發光顯示器件的幾種方法,著重介紹了採用精密掩模技和障壁技等技方案,來製作和設計矩陣有機電致發光顯示器件,其中採用障壁技方案製作的器件具有解度高、工藝簡單容易實現、器件的交叉效應少、成本低等許多優點,是一種可行的製作矩陣有機電致發光顯示器件的方案。
  9. As to the exterior condition, it analyze mainly from the economic, culture, environment, population and politics, the five aspects of the enterprise. while as to the interior conditions, it expatiates respectively from the material and immaterial resources

    其中外部環境主要從企業的經濟、文化、環境、人口、政治五方面進行,內部環境主要從企業內部的有形資(財務資、實物資、技)和形資(經營能力、企業形象、人力資)二大方面進行
  10. Moreover, this paper discusses the feasibility of option pricing theory by adopting cases. on the one hand, it admits this method plays a key role in the realization of " debt - in - lieu - of - equity " of state - owned enterprises and appraising the value of potential earning - capacity ; on the other hand, it illustrates the application of option pricing theory in appraisal is still immature. for it can not meet the prerequisite of the theory ; its result will not be generally accepted and the quality of appraisal staff are relatively lower, this method is not applicable to business valuation aiming at equity alteration. thus it should not be regarded as a brand - new appraisal method to be promot ed in the short run. in the finial the thesis forms its conclusion on method application of superseding cost method gradually. generalizing the use of income method and developing the sense of using option pricing method

    由於成本法所固有的局限性,法評估出資產組配成具有獲利能力的整體資產的創造性價值,因此注重企業獲利能力的收益法已成為轉軌時期中國評估業的現實選擇,並進一步對收益法的起、方法特點和適用性進行了深入的;運用理性與案例相結合的方法對收益法發展的新階段? ?期權定價法應用於企業價值評估的可行性進行了研究,肯定了這一方法對國企實現「債轉股」和評估高新技企業潛在獲利能力價值的重大意義,同時對此方法應用於企業價值評估不滿足前提條件、評估結果的可接受性、及評估人員素質等方面說明了這一方法在資產評估領域的應用尚不成熟,尤其不適用於產權變動為目的的企業價值評估,因而短期內不宜作為一種全新的評估方法推廣。
  11. This thesis regard internal property reorganization in the group of pangang as the research object, from chengdu seamless steel pipe limited liability company with chengdu iron and steel works inside exterior environment reorganizing in front and back commences, making use of to exceed the makel - bot with of five factors competition models and the method of factors analysis, after analyzing the reorganization of the business enterprise a profession for facing competes the situation. develop the development the business enterprise with the profession industry from the international local profession rival circumstance after analyzing the reorganization should the market position of the establishment with develop the strategy target. make use of the swot the analysis the method, to after the reorganization the development strategy of the business enterprise, from manage the angle proceeded the fixed position analyzes, for after the reorganization business enterprise development provided four kinds of developments strategy that eligibility choose : the brave development strategy, request the resources advantage, funds advantage, human resource advantage, technique advantage that new company make the most of new business enterprise in empress in reorganization, is an essential condition to increases to manage the level, quickly technique reforms, develop the high and additional worth product with new product production line, as soon as quikly change to strong and large business enterprise, realizes soon steel aircraft carrier dream ; dispersion strategy, the technology market quota with deal with produce high additional worth product, completely promote business enterprise brand image, extend high carry product of the exaltation product, is a necessary means to increases business enterprise performance, realizes business enterprise target ; defense strategy, adjusting the business enterprise organizes construction, reducing the intensive type in labor and the low additional worth product line, lower bad the property saves the deal, alleviating the business enterprise burden, attaining the casual wear go to battle, benefitting to the challenge that make frontal attack the rival ; withdraw strategy, compress the production of the high depletion and high cost product, simplify the production craft, controlling the cost of the end product in the lower level, is a valid path to increases business enterprise competition ability

    本論文以攀鋼集團內部的資產重組為研究對象,從成都縫鋼管有限責任公司與成都鋼鐵廠重組前後的內外部環境入手,運用邁克爾?波特的五力競爭模型及因素法,了重組后的企業所面臨的行業競爭態勢。從國際國內行業競爭對手情況和本行業發展動態了重組后企業應確立的市場地位和發展戰略目標。運用swot法,對重組后企業的發展戰略,從管理角度進行了定位,為重組后企業發展提供了可選擇的四種發展戰略:即大膽發展戰略,要求新公司充運用重組后新企業的資優勢,資金優勢,人力資優勢,技優勢,是提高管理水平,加快技改造,開發高附加值產品和新產品生產線,盡快立於強勢企業之林,早日實現「鋼鐵航母」夢的必要條件;散性戰略,提高產品的科技含量和生產高附加值的產品,全面提升企業品牌形象,擴大高端產品的市場份額,是提高企業效益,實現企業目標的必要手段;防禦性戰略,調整企業組織結構,削減勞動密集型和低附加值產品生產線,降低不良資產存量,減輕企業包袱,做到輕裝上陣,有利於迎擊競爭對手的挑戰;退出性戰略,壓縮高消耗、高成本產品的生產,降低低端產品的比例,精簡生產工藝,將最終產品的成本控制在較低水平,是提高企業競爭力的有效途徑。
  12. Mobinex is a fast growing technology company working in tv production, internet, and mobile using an application which analyzes human facial expression to activate 3d models

    摩比是一個快速發展的創意技公司。其開發的產品利用人類臉部表情資料來驅動三維圖像,用於電視欄目製作,網際網路影像傳輸及線通訊應用。
  13. The conformal microstrip antenna with some unique character has been applied in many fields, especialy on speedy objects. in this paper, an efficient fdtd algorithm is introduced to analyse the microstrip antenna. firstly, the fdtd formula in descartes coordinate system and in cylindrical coordinate system are obtained from the time _ dependent maxwell equations using the yee algorithm in a calculating region where the dielectric parameters are independent of time and space. the choice of the space discretization units and the time discretization interval are discussed which are decided by the accuracy and stability respectively. the shape and setup of the excitation source are discussed too. the excitation source is chosen to be gaussian pulse in shape. secondly, the mur ' s first - order and second - order boundary condition are deduced in cylindrical coordinate system. the methods of transforming radiation fields from near zone to far zone in the frequency domain and in the time domain are presented when fdtd is applied to analyse the characteristics of far zone. finally, three kinds of microstrip antennas are analysed. they are a slot antenna that lies on a plane ground of a microstrip, a slot antenna that lies on a cylindrical ground of a microstrip and a microstrip line _ fed aperture coupled stacked rectangular patch antenna in cylindrical coordinate system

    本文從麥克斯韋旋度方程出發,建立了笛卡兒坐標下空間中均勻耗媒質的fdtd基本方程和圓柱坐標下空間中均勻耗媒質的fdtd基本方程,詳細討論了fdtd法計算中時間步長和空間步長的選取原則以及激勵的類型和設置;推導了mur一階和二階邊界條件在圓柱坐標下的差格式;給出了在用fdtd法計算天線的遠場輻射特性時必需採用的頻域和時域近場遠場變換技;最後用fdtd法計算了平面微帶縫隙天線、柱面共形微帶縫隙天線和柱面共形微帶層疊天線的輸入阻抗和遠區輻射場,並了天線的一些參數的變化對天線輸入阻抗的影響,得出了一些有用的結論。
  14. This paper firstly introduces the conception of non - cooperative passive detection ( npd ), secondly, analyses the characters of npd, thirdly, introduces the present study status of npd in the world, fourthly, analyses npd ' s key problems and introduces the present methods to overcome these problems, lastly, analyses the trend in development of npd connected to literatures

    摘要對非合作探測概念進行了描述,了非合作探測的特點,對國內外的研究現狀進行了詳細介紹,了其關鍵技問題並介紹了現階段解決這些問題所採用的相應方法,最後結合文獻了非合作探測技的發展趨勢。
  15. Based on analyzing the mechanism of direction finding triangulation location and location accuracy for two - ship passive locating, the acquisition probability model of anti ship missile terminal guidance radar is presented for two - ship passive locating : and the effects of the key factors to the probability are analyzed, and then the primary factors are pointed not by analyzing the results in different conditions

    摘要首先簡要介紹了定位技,然後著重了雙艦測向交叉定位以及其誤差產生的機理,在此基礎上,給出了雙艦定位情況下實施超視距攻擊時,反艦導彈末制導雷達開機時刻對目標的捕捉概率模型,並通過模擬雙艦距離。
  16. Olap is a new technology for analyzing data when data sources are too large to download to your desktop

    Olapolap是一全新的技,如果數據太大而法下載到本地桌面,那就可以使用此技數據。
  17. In this article, analysis is made on some problems which must be faced when plasma ignition technology is applied in 600mw unit boiler to achieve a power plant without oil, such as plasma burner disposal, the number of plasma burner, the boiler ignition coursing satisfy the temperature needs, pulverized coal origin, hot air origin, and reconstruction solutions are proposed

    本文詳細了某廠2 600mw機組鍋爐採用等離子點火技實現燃油電廠所面臨的等離子燃燒器的布置、等離子燃燒器層數的選擇、鍋爐點火啟動滿足升溫速度的要求、煤粉的來、熱風的來等問題,並提出了相應的解決方案。
  18. 4. the double dsp technique is introduced, and the furthermore the traditional fft analysis and nowaday theory of instantaneous reactive power is combined, thus the combined system of shunt passive filters and active power filters is designed

    4 、採用雙dsp晶元技,將傳統的頻域fft計算與現代的瞬時功功率理論相揉和,進行lc濾波器和並聯型有電力濾波器混合系統的設計。
  19. Bearing - only tracking ( bot ) is a typical question pertaining to target motion analysis ( tma )

    唯方位跟蹤( bearing - onlytracking )技是目標運動( tma )中一類典型問題。
  20. The present situation of energy utilizing in foundry industry was analyzed, the main effective energy saving techniques and their application was described in aspects of melting and heating systems, moulding and core - making processes and equipments, low - stress cast irons, as - cast nodular irons, feeder - less method of nodular reclaiming of cupola gas, and so on

    摘要了鑄造行業能利用現狀,從熔煉加熱系統、造型制芯技與裝備、低應力鑄鐵、鑄態球墨鑄鐵、球鐵冒口鑄造、鑄鋼保溫冒口與保溫補貼、沖天爐廢氣綜合利用和余熱回收利用等方面闡述了鑄造行業行之有效的主要節能技及其應用。
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