matched study 中文意思是什麼

matched study 解釋
對比研究
  • matched : 配對的
  • study : n 1 用功,勤學;〈常 pl 〉學習;研究 (of); 研究對象;研究項目;值得研究的問題;學問,學業,學科...
  1. Study of complementary conformal perfectly matched layers

    互補共形匹配層研究
  2. Methods : we performed a longitudinal, multicenter, prospective, blinded study of adult ihast patients with a glasgow outcome score = 1 or 2 ( independent function ), 3 months postsurgery and a matched control group ( n = 45 )

    背景和目的:神經認知功能障礙在動脈瘤性蛛網膜下腔出血術后普遍存在,甚至見于功能表現良好的病人。
  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,指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缺陷,將數學規劃、數理統計、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;指出了地下水資源可持續開發的進一步研究方向。
  4. On each date, three infected mice and two age - matched uninfected control mice were sacrificed ; left eyeballs from infected mice were examined for larvae under a dissecting microscope while all right eyeballs were embedded in paraffin for histologic study

    每次犧牲三隻感染鼠與二隻同齡未感染鼠,藉解剖顯微鏡檢視左眼是否出現幼蟲,右眼部分則加以包埋后進行組織病理學檢測。
  5. A patch antenna with air holes in the substrate has been designed. the finite - difference time - domain ( fdtd ) method together with the perfectly matched layer ( pml ) boundary treatment has been used to study the performance of the antenna. it is shown that the surface waves are significiently suppressed, the frequency bandwidth is improved, the sidelobe levels are reduced and consequently the gain in the forward direction is improved by 14 db ( about 4 db higher than the value reported previously )

    設計了一種基底鉆周期圓孔結構的電磁(光子)晶體貼片天線,用fdtd方法並結合pml吸收邊界條件對該天線進行了研究,結果表明本文所設計的基底鉆孔型電磁晶體貼片天線取得了多方面的性能改善,與普通天線相比,基底中的表面波受到很大抑制,天線的帶寬增加,遠場方向圖上天線的旁瓣和背瓣被明顯削弱,向前輻射的增益由原來的12db增加到26db ,增加了14db ,比文獻上報道的gonzalo等人的研究結果提高了4db 。
  6. Above all, we introduce the development of millimeter - wave power combiner and the novel study production at home and abroad. taking circuit form into consideration in the design of millimeter - wave power combiner, the gauge of high reliability and high performance must be defined. we design two kinds of waveguide - to - microstrip transition, the first kind of transition based on the achievement of a matched impedance probe show excellent performance, the second transition can also have good performance on some conditions through numerical simulation

    介紹了國內外毫米波功率合成的發展狀況和最新的研究成果。考慮擬以電路合成方式做毫米波功率合成器,必須解決與功率合成有關的相關組件的高可靠高性能指標問題,因此設計了兩種波導微帶過渡結構,其中探針式過渡測試達到了較好的效果,並對所提出的一種新型微帶波導過渡進行了模擬,在一定條件下具有較好的性能。
  7. The study found that on rare occasions, the self - stereotypes matched reality - at least as it could be measured by the researchers

    研究發現,自我陳述的陳規很少符合現實,至少和研究者測試研究的結果大相徑庭。
  8. Another 25 premature infants with study group matched gestational age, weight, and apgar score, who had been previously treated at this nicu from 1990 to 1992 served as control group

    另外1990年至1992年隨機取樣25位懷孕周數、出生體重和實驗組一樣的早產兒為對照組。
  9. Domain decomposition and matched method study of three - dimensional incompressible viscous flows

    粘性不可壓縮三維流場分塊演算法研究
  10. Study of absorbing boundary condition by perfectly matched layer

    完全匹配層吸收邊界條件的研究
  11. Methods we genotyped 317, 503 single - nucleotide polymorphisms ( snps ) in a combined case ? control study of 1522 case subjects with rheumatoid arthritis and 1850 matched control subjects

    我們結合1522例類風濕關節炎患者和1850配對對照受試者進行病例對照研究,進行了317503個單鏈核苷酸多態性的基因分型。
  12. For example, a study of a matched sample of british, us and japanese companies saw western companies overwhelmingly oriented to profit ( table 1. 2 )

    例如,一個關于英國、美國和日本公司的相應的樣本數據顯示:西方的公司非常以利潤為導向(見表1 . 2 ) 。
  13. Abstract : it is worth to study further how to make the campus environment matched with the demand of the college educational functions

    文摘:如何使高等學校校園環境適應當代高等教育多種功能的需求,是值得深入探討的理論問題。
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