缺陷指數 的英文怎麼說

中文拼音 [quēxiànzhǐshǔ]
缺陷指數 英文
defect index
  • : Ⅰ動詞1 (缺乏; 短少) be short of; lack 2 (殘缺) be missing; be incomplete 3 (該到而未到) be ...
  • : Ⅰ名詞1 (陷阱) pitfall; trap2 (缺點) defect; deficiency Ⅱ動詞1 (掉進) get stuck or bogged do...
  • : 指構詞成分。
  • : 數副詞(屢次) frequently; repeatedly
  • 缺陷 : defect; fault; faultiness; vitium; lesion; flaw; disorder; imperfection; drawback; blemish
  • 指數 : 1. [經] (比數) index number; index 2. [數學] exponent
  1. Through the detailed analysis of the aaf, the defection of using chirp - fourier transform in guidance radar signal processing is pointed out

    通過對加速度模糊函的形態分析也明了針對線性調頻信號的二次相位匹配處理( chirp - fourier變換)在應用到制導雷達信號處理中所存在的
  2. The other research purpose is to discover characteristic information and reliable methods of reflecting spinal cord damage. due to typical damage indicators, amplitude and latent period, have bugs such as limited information and weak stabilities, this project recommends applying time - frequency analysis to monitoring spinal cord function. through analysing and comparing typical signal with stft and cwt, it is proved indicators under time - frequency distribution can be better in reflecting signal changes, espcially the wavelet transformation

    針對目前ep監測中判定脊髓損傷的標(波幅和潛伏期)存在信息量相對較小、穩定性較差的,本課題提出利用時頻分析技術對術中脊髓功能監護進行研究,通過短時傅立葉變換和小波變換分析和比較典型信號的時頻分佈,證明時頻特徵參能更有效的提取信號的變化信息。
  3. Based on consider hereinbefore, this dissertation discusses several aspects on the problem of the sustainable and optimum exploitation of groundwater resources as follows : ( 1 ) reviewed entirely the origin and evolvement of the concept " sustainable development ", stated and commented the study status in queue on " sustainable development " around national and international range, thorough discussed the science connotation about the concept " sustainable development " ; ( 2 ) looked back and commented across - the aboard some furthest basic concept and proposition related to groundwater resources, put forward self opinions on a few existent mistake points of view and chaos understandings ; ( 3 ) expatiated entirely on the content and meaning of the theory of changeable groundwater resources system, contrast with the traditional methods of groundwater resources calculation and evaluation, combined example to show the application of this theory ; ( 4 ) thorough analyzed the difficult and complexity to forecast the groundwater resources, fully stated the traditional methods of groundwater resources forecasting, pointed out the characteristic and applying condition of these forecasting method, introduced the main ideas and methods of wavelet analysis developed recently, and the matlab software be known as the fifths era computer language, and its accessory wavelet analysis toolbox, applied these methods and tools to analyze the groundwater dynamic curve, adopted the b - j method and morte - carlo method, combined with the theory of changeable groundwater resources system, discussed the new view on the forecast of groundwater resources ; ( 5 ) synthetically analyzed the characteristics and limitations of the present all kind of groundwater manage model, combined mathematical programming mathematical statistics random process and the theory of variation system of groundwater resources on the unite optimum attempter of surface water and groundwater, emphasized how to make the model more nicety, more simple, more practicality ; ( 6 ) analyzed the inside condition and outside condition to assure the sustainable and optimum exploi tation of groundwater resources, the inside conditions are the follows : correct resources idea, scientific methods of resources calculation and evaluation, credible forecast methods of resources, exercisable measures of resources management, the outside conditions are the follows : the development idea of high layer, the transform of manage system, the matched policy and rule of law, the adjusted of economy lever, the improve of cultural diathesis, the boosting up of water - saving consciousness and detail measures, the control of population rising, the prevention and cure of water pollute, the renew and rebuild of ecology ; ( 7 ) scan the sustainable and optimum exploitation of groundwater resources from the high level of metagalaxy, earth system science, and philosophy ; lint out the more directions on groundwater resources

    基於以上考慮,論文主要從以下幾方面對地下水資源可持續開發問題進行了比較深入的探討:全面回顧了「可持續發展」概念的由來與演變,對國內外「可持續發展」的研究現狀進行了述評,並對「可持續發展」概念的科學內涵進行了深入探討;對涉及地下水資源的一些最基本的概念和命題進行了全面的回顧和評述,對目前仍然存在的一些錯誤觀點和混亂認識提出了自己的見解;全面闡述了地下水資源變值系統理論的內容和意義,並與傳統的地下水資源計算評價方法進行了對比分析,結合實例具體說明了方法的應用;深入分析了地下水資源預測預報工作的極端重要性和復雜性,對傳統的地下水資源動態預測方法進行了全面的評述,出了各類預測預報方法的特點及適用條件,對最近二十多年剛發展起來的小波分析技術的主要思想和方法及其應用范圍,以及號稱第五代計算機語言的matlab軟體和附帶的小波分析工具箱進行了介紹,並應用於地下水動態過程線的分析,採用時間序列中的b ? j法,蒙特卡羅方法,與地下水資源變值系統理論相結合,探討了地下水動態資料分析和地下水資源預測預報的新思路;綜合分析了現今各類地下水管理模型的特點及,將學規劃、理統計、隨機過程等與地下水變值系統理論相結合進行地表水地下水或多水源的聯合優化調度,使模型更準確、更實用;對保證地下水資源可持續開發的內部條件和外部條件進行了分析,內部河海人學博卜學位論文前言、摘要、目錄條件主要是正確的資源觀,科學的資源計算與評價方法,可靠的資源預測預報技術,可操作的資源管理措施,外部條件主要是高層發展思路、管理體制的變革、配套的政策法規、經濟杠桿的調節、人文素質的提高、節水意識的增強及具體節水措施、人口增長的控制、水體污染的防治、生態的恢復和重建等;從宇宙科學、地球系統科學及哲學的高度審視地下水資源的可持續開發;出了地下水資源可持續開發的進一步研究方向。
  4. In the proposed method, the controller takes the buffer length as congestion indication, takes sources quality and bandwidth utility as object function so as to learn on line. as the controller outputs, the coding rate for input traffic sources and the corresponding user percentage are used to adjust the cells " arrival rate to the multiplexer buffer. compared with the previous method where cells " arrival rate is tuned only by the encoding rate and the encoding rates for all input traffic sources are regulated in a body, the proposed method guarantee that the quality of cells are optimal while cell loss rate is minimized, which means quality of service is guaranteed

    在該方法中,擁塞控制器以緩沖區大小信元作為擁塞示,以信源質量和帶寬利用率作為目標函進行在線學習,控制器輸出包括信源編碼率及其對應的用戶在全部用戶中所佔的百分比,即根據信源編碼率及對應的用戶百分調整信源輸入流,從而克服了以往擁塞控制方法中僅僅調整編碼率帶來的對所有信源進行整體調整的,使控制系統在信元損失率最小情況下確保信源輸入流質量最高,從而有效地利用了網路帶寬。
  5. First, in virtual of identification of flaws is a typical of in - verse problems, proceeding from time - harmonic electromagnetic maxwell ' s equa - tion and helmholtz equation, the uniqueness and existence of direct scattering problems including the numerical algorithms of diverse of boundary conditions is given. second, the uniqueness and existence of inverse scattering problems and the theory of ill - posed integral equation are briefly looked back upon. finally, indicator function method for boundary identification is set up under all kinds of boundary conditions for inverse scattering of homogenous and inhomogenous objects, meanwhile, the proof of possibility for near - field measurements and nu - merical simulation are given

    由於的識別是一類典型的反問題,因而首先從時諧電磁maxwell方程和helmholz方程出發,具體地闡述了求解正散射問題的有關方法,包括各種(夾雜)邊界條件下的值解法,就解的存在性唯一性給予了肯定的回答;隨后對逆散射問題的理論作了簡短的回顧,包括解的唯一性以及非線性不適定積分方程的處理等;然後對均勻介質和非均勻介質的逆散射問題建立了在各種邊界條件下的邊界識別的示函方法,鑒于近場據獲得的重要性,對近場測試時邊界識別的方法給予了相應的證明,並且實現了值模擬。
  6. The limitations of such methods based on forced oscillation tests are also pointed out

    文中還出了類似的基於受迫振蕩圓柱體實驗據的預報模型存在的
  7. Firstly, the theory summarize of r & d project evaluation and performance measurement are done, the limitation and shortage of traditional evaluation and measurement is pointed out ; afterward, the purpose and content, the methodologies and classify, the basic principle and work procedure, the reporting and organizing are dissertated ; and then, the influence factor and the main parameter of the r & d project performance measurement are analyzed, the index of performance measurement are discussed emphatically, based on this, a dynamic and effective r & d project performance measurement system is developed, it comprises designing, implementing and updating performance measurement systems ; at last, the development current of r & d project evaluation and performance measurement is discussed and the conclusion of this paper is made

    首先,本文對r & d項目評估和績效測度進行了理論綜述,出了傳統評估與測度的與不足;然後,論述了r & d項目評估的目的和內容、方法和分類、基本原則和工作程序、組織與報告工作;其次,分析了r & d項目績效測度的權變因素和主要參,重點探討了測度標,並在此基礎上開發了一個動態有效的r & d項目績效測度系統,包括對r & d項目績效測度系統的設計、實施和更新;最後,探討了r & d項目評估與績效測度的發展趨勢並得出了本文的結論。
  8. The function of the software use pc - computer to dispose the output signal which is produced by the device as following steps : ( 1 ) to input data by parallel interface ( 2 ) to record and form a file ( 3 ) to demonstrate results step by step ( 4 ) the results could be compiled ( 5 ) it can synthesis in the permitted error scope, substituted original dot for line or arc, finally we could get a graph that is described by some simply curve. ( 6 ) to convert these graph into a program, which used in the cutting process of numerical control. ( 7 ) the software also includes some protective methods

    而系統處理軟體的作用是:利用pc兼容機,將上述裝置的輸出信號( 1 )通過并行口輸入( 2 )記錄成文件( 3 )逐點顯示出來( 4 )可人工進行化簡,編輯(刪、改點)等( 5 )可在給定誤差范圍內進行人工擬合,用直線和圓弧取代原來的點,得到一個與原圖形的誤差在規定范圍內,又消除跟蹤過程中因受到各種干擾而造成的,由盡可能少而簡捷的學曲線描述的圖形( 6 )把這些圖形轉化成用於編制控線切割加工程序及autocad能夠識別的文件(主要dxf格式) ( 7 )該軟體還有一定的加密措施。
  9. Measured results showed that the dl - a device with its structure as following ito / npb / alq / mg : ag was far more superior to sl device with the structure of ito / alq / mg : ag because the dl - a device better balanced energy band between each each layer and the mobility of carriers ( electrons and holes ), which led to the combination of carriers taking place in the bulk of emitter and avoided the excitons being eliminated by the electrodes which easily occurs in sl devices. as to the doped devices, measurements demonstrated an excellent device with its maximum brightness was 25000cd / m2

    研究結果表明, dl - a型雙層結構器件ito / npb / alq / mg : ag的各項性能標明顯優于單層器件ito / alq / mg : ag ,因為前者有更好的載流子遷移率匹配以及能帶匹配,因此平衡了復合的載流子目,並且能將復合區有效控制在發光層內部,有效避免了表面的大量以及電極猝滅效應,提高了載流子的復合效率,從而提高了器件的發光性能。
  10. Simple genetic algorithm gets local minimization too easily and converges slowly. to solve these problems, adaptive crossover rate that has reverse hyperbolic rel ation with the numbers of iteration is designed, and adaptive mutation rate that has reverse proportion to the distances of parents and reverse exponential relat ion to the numbers of iteration is put forward. the practical simulation results show that the adaptive ga has greater convergence speed and larger probability o f getting the best solution

    簡單遺傳演算法存在著收斂速度慢、易入局部極小等.針對這些,本文設計出隨相對遺傳代呈雙曲線下降的自適應交換率,並提出與父串間的相對歐氏距離成反比、隨相對遺傳代下降的自適應變異率.實例驗證表明,具有自適應交換率和變異率的遺傳演算法在收斂速度和獲得全局最優解的概率兩個方面都有很大的提高
  11. At the present time the prediction method of attracting pest with black light and recognizing and counting by man is generally adopted. there are some serious shortages such as bad recognition accuracy and low efficiency. it reduces seriously accuracy and timeliness of prediction and is disadvantage in guiding insect disease prevention

    目前普遍採用的黑光燈誘集害蟲、人工識別計的測報方法,存在識別準確性差、效率低等嚴重,極大地降低了測報的準確度和時效性,不利於導農田害蟲的防治工作,因此本文提出了基於機器視覺和小波分析的圖像識別技術,用於農田害蟲的自動檢測預報。
  12. At first we compare some kinds of investment loss function, analyze their defects and take the eignvalue of covariance matrix as the measurement of investment risk, the principle component as the information of investment market, sn and cv of the principle component as balance relationship between the profit and risk. then different portfolio selection indexes are given, and new portfolio selection models are presented, which are different from h. markowitz model. at last an example is also given

    本文首先比較了幾種常用的投資損失函,在分析它們的與不足的基礎上,提出了採用收益率的協方差矩陣的特徵根刻畫投資的風險;用主成份綜合反映證券市場的信息;分別採用主成份的差異系與信噪比反映投資組合的期望收益率與風險之間的均衡關系,並以此作為投資組合損失最小化與收益極大化的標;得到了不同於h
  13. Dissatisfaction with traditional accounting - based performance measures has gained value - based alternatives great popularity in western corporate internal management, among which economic value added ( eva ) is definitely the most prominent. in china, eva concept has now begun to attract considerable attention both theoretically and professionally, but the research findings are relatively limited as to the usefulness of eva in china

    該方法以股東價值最大化為公司目標函,考慮了權益資本成本,並且對會計體系中不合理的部分進行了必要的調整,克服了傳統標的一些,從而更準確地反映公司的價值創造能力和經濟效率。
  14. And through leslie matrix analysis, we deduced, except of the subpopulation at altitude 490m, the subpopulations of lilium tsingtauense will not die out if not been disturbed badly. we estimated the growth ability and resistance ability of both metapopulation and local population by use the method of quamitative analysis for population structura1 dynamics. the growth ability order is population l > population 2 > population 3 > population 5 > population 6 > metapopulation > population 4

    川叩iqu n了e )復合種群研究摘要從種群年齡結構的穩定、衰退、增長概念出發,以種群結構參為依據,運用加權法與條件概率乘法法則,定量椎導出衡量種群年齡結構及群落結構的動態,該方法克服了過去在植物種群結構動態比較評價中粗放的等級歸類劃分的,並能解決結構動態定量比較評價問題,因而認為有普遍使用的價值。
  15. ( s ) weathering and unloading action which are the two main exogenous process is active in epigenetic - surface. so, although one is different with the other, they are associated with each other closely and are cntrolled by geostress and seepage fields. in fact, weak weathered zone corresponds to weak load - off one, strong weathered zone corresponds to strong load - off one in virtue of result of this dissertation. ( 6 ) rock mass is a geologic body which is composed of rock and structural plane. and under the condition of geostress. temperature and seepage fields, correspondingly. studying weathering should pay attation to the aspects of rock, structural plane and fields. according to this. the author subdivises rockmass weathering into rock weathering and structural weathering, ulteriorly, the dissertation studies rockmass weathering from three aspects as follows : ? ock weathering : aberrance degree of mineral and physical mechanical performance of weathered rock ; ? e have already knew that weathering action damage the integrity of rock mass, but few applies it to engineering practice. the dissertation is based on trend o

    本文研究結果為弱卸荷與弱風化大致對應、強卸荷與強風化大致對應; ( 6 )巖體是由組成它的巖石與賦存於一定環境場中的地質體,據此本文將巖體風化細劃為巖石風化與結構面風化,並進而將表徵巖體風化的標相應地歸結為三個方面來加以研究並應用於工程實踐,這就是:對于巖石風化,主要為礦物的變異程度與風化巖石的物理力學性能研究:雖已認識到風化作用破壞了巖體完整性,但將該理論應用於巖體風化分帶卻不多見,本文即從淺表部位硬性結構面間距、條、跡長、塊度等隨遠離臨空面的變化規律來研究巖體風化分帶:不同風化、卸荷程度的巖體實際處于不同環境場中,彈性波速變化與特定環境場相對應,因而是反映巖體風化、卸荷的綜合因素。
  16. Optical triangulation method was used to measure geometrical dimension parameters by laser displacement sensor scanning. both laser displacement sensor scanning and image processing technology were used to measure failure parameters. the detecting results of parameters of wheel set met the requirements of vehicle maintaining

    輪對尺寸參是利用基於激光三角法測量原理的激光位移傳感器來檢測,踏面的測量是利用激光位移傳感器和圖像處理相結合的方法來檢測,其測量精度達到車輛段修要求的技術標。
  17. By comparing vertical fracturing well simulation with a streamline model and black oil model, it was pointed out that in simulation of vertical fracturing wells of hydraulic fracturing by using grid amplification there existed many drawbacks, such as grid orientation, calculating times doubled with the increase of grid number, the heterogeneity of model increased as fracture existence, which resulted in difficulties of equation solution and convergence

    摘要通過流線模型和黑油模型模擬垂直裂縫壓裂井的對比分析,出了在黑油模型中運用網格放大技術模擬水力壓裂垂直裂縫井生產動態存在的諸多,如網格取向嚴重、計算時間隨網格目增加而成倍增加、裂縫的存在增加模型的非均質性從而嚴重加大方程的求解難度,方程求解出現不收斂等。
  18. The note points out that the definition of fuzzy measurable function, which was presented by zhang guangquan [ fuzzy - valued measure theory, tsinghua university press, 1998 ], is defective, and that the several equivalent conditions for measurability of fuzzy number - valued functions in the book are not valid

    摘要本文出了《模糊值測度論》 (張廣全,清華大學出版社, 1998 )書中關于模糊值模糊可測函的定義的幾個充要條件不成立,原因在於該書中給出的模糊可測函的定義存在
  19. Analyse the distinction between the different index, make upped the blemish of relevant business cycle index

    標進行了時差分析,彌補了目前國內有關景氣在這一方面的
  20. On the basement of the quantitative analysis about the relationship between the rural industrialization and urbanization in gansu, the following conclusions have been drew in this paper ( 1 ) the development of town and township enterprises is the important driving force during the process of gansu ' s rural urbanization, and this point has been drew easily from the regression results showing that there is strong correlation ship between indexes about the urbanization process and ones about the development of town and township enterprises ; ( 2 ) nowadays the town and township enterprises ' driving on the rural urbanization of gansu ' s counties and restricts has seemed quite limited, because in the correlate analysis with the datum in 2003, the coefficient between the employment number of town and township enterprises and the urbanization level is only 0. 058 ; ( 3 ) there is no well mutually driving relationships between the rural industrialization and urbanization in gansu greatly because of the many existing problems such as too small business scale, capital shortage, low technique level, low quality of employees, imperfects of system etc. in the development of the town and township enterprises and the many deflects such as small scale, scattered distribution, signalized function etc. in the development of small towns

    在對甘肅農村工業化和農村城鎮化的關系進行定量分析的基礎上,得出結論: ( 1 )鄉鎮企業發展是甘肅農村城鎮化的重要推動力(回歸結果顯示城鎮化進程的標和大部分鄉鎮企業發展的標間存在著很強的相關關系) ; ( 2 )現階段鄉鎮企業在全省各縣區城鎮化進程中的作用已相對局限(在對2003年截面據的相關分析中鄉鎮企業就業人和城鎮化水平之間的相關關系極其微弱,相關系為0 . 058 ) ; ( 3 )甘肅鄉鎮企業發展中存在的諸如經營規模過小、資金短、技術層次低、從業人員素質低以及體制制度方面存在等一系列問題和小城鎮發展中存在的規模過小、建設檔次低、布局分散、職能趨同性強等問題致使鄉鎮企業發展和農村城鎮化發展在現階段沒有能很好地相互推動和促進。
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