計時研究 的英文怎麼說

中文拼音 [shíyánjiū]
計時研究 英文
time study
  • : Ⅰ動詞1 (計算) count; compute; calculate; number 2 (設想; 打算) plan; plot Ⅱ名詞1 (測量或計算...
  • : shí]Ⅰ名1 (比較長的一段時間)time; times; days:當時at that time; in those days; 古時 ancient tim...
  • : 研同 「硯」
  • : Ⅰ動詞(仔細推求; 追查) study carefully; go into; investigate Ⅱ副詞[書面語] (到底; 究竟) actually; really; after all
  • 計時 : reckon by time; timing; chronography
  • 研究 : 1. (探求) study; research 2. (考慮或商討) consider; discuss; deliberate
  1. This paper mainly aims at the characteristics of the hardware and software structure of the parallel computer on satellite, and has fulfilled researches of fault tolerant technique in three aspects of control theories and engineering : the first research of the system level fault - tolerant module is based on the system structure of the parallel computer on satellite, a kind of cold backup module and a kind of hot backup module for multiprocessor computer have been put forward. then the research of software fault tolerant technique which is based on the operate system named rtems has been carried, the mission level fault - tolerate arithmetic and the system level fault - tolerate mechanism and strategies based on the check point technique have been put forward, at the same time the self - repair technique of software which has used the technique of system re - inject has been studied. finally the technique of components level fault - tolerant based on fpga has been studied, a kind of two level fault - tolerant project which aims at the fault - tolerant module of the parallel computer on satellite has been put forward, and the augmentative of circuit that project design realization need is little, this project can avoid any breakdown of any part logic circuit of the fpga

    本課題主要針對星載并行算機體系結構及軟體結構的特點,從如下三個方面進行了容錯控制理論和實踐工作:首先進行了基於星載多cpu并行算機體系結構的系統級容錯模型,提出了一種多cpu冷備份容錯模型和一種多cpu熱備份容錯模型;然後進行了基於rtems操作系統的軟體容錯技術,提出了任務級容錯調度演算法以及基於檢查點技術的系統級容錯恢復機制和策略,同了利用系統重注入進行軟體在線自修復的容錯技術;最後了基於fpga的部件級容錯技術,提出了對容錯模塊這一星載并行算機關鍵部件的兩級容錯方案,實現該方案所需增加的電路少,可避免板級晶元以及fpga晶元內部任何邏輯發生單點故障。
  2. In this thesis, the oxygen sensitive materials and glucose sensitive materials had been developed by thermo - polymerization method including carrier covalence method and carrier covalence - cross linking method, and the properties had been investigated using the detection experiment of oxygen and spectrophotometer, at the mean time, the applications of oxygen sensitive materials in fiber optical gaseous oxygen sensor and fiber optical dis solved oxygen sensor, and that of biology sensitive materials in fiber optical dextrose sensor had been studied in this paper. major content of this work includes five aspects as follows : ( 1 ). oxygen sensitive materials had been prepared by carrier covalence method, and the preparation mechanism of the materials had been investigated by fi - ir, sem, and the detection experiment of oxygen

    本論文主要包括以下五個方面的內容: ( 1 )載體共價法制備氧敏感材料:通過紅外光譜、掃描電鏡圖譜和氧測試實驗探討該氧敏感材料的制備機理,通過氧測試實驗評價該氧敏感材料的氧敏感性和穩定性,同了各種因素對該氧敏感材料性能的影響( 2 )載體共價?交聯法制備氧敏感材料:通過紅外光譜、掃描電鏡圖譜和氧測試實驗探討該氧敏感材料的制備機理,通過氧測試實驗和分光光度評價該氧敏感材料的氧敏感性和穩定性,同了各種因素對該氧敏感材料性能的影響( 3 )氧敏感材料在光纖氣態氧傳感器中的應用:該傳感器的響應間為10s ,檢測下限為5ppm ,檢測精度為0 . 5 ,具有較好的重復性和穩定性,遲滯較小,使用壽命至少為1年,適合各種環境下氣態氧濃度的檢測。
  3. We make the following assumption for when 2 is positive definite matrix, different estimators about matrix of regression coefficients and inefficiency of least squares estimate have been discussed in many documents. considered 2 is nonnegative definite matrix, this thesis derives best linear unbiased estimate of parameter matrix b and estimable parameter function kbl under the meaning of matrix nonnegative definite and the property of maximum probability of blue is investigated. next, we discuss some necessary and sufficient conditions of the equality of the lse and blue, then we derive the estimation of the deviation bet - ween the least squares and the best linear unbias estimators of the mean matrix, meanwhile a relative efficiency of lse ofb is proposed and its bound is given

    當0,眾多文獻討論了回歸系數陣的各種估及lse的有效性,本文考慮了當0的情形,給出了回歸系數陣b及其可估參數函數kbl的在矩陣非負定意義下的最優估( blue ) ,了它的一個最大概率性質,並且討論了最小二乘估成為最佳線性無偏估的充分必要條件,在此基礎上給出了均值矩陣的最小二乘估與blue的偏差估,定義了lse相對于blue的一個相對效率,並給出了它的界。
  4. At the same time , the fluid atomizing mathematical model of particle diameter and particle quantity were established , and also the analogy calculation of particle diameter and particle quantity were carried out. the feasibility is verified that the fluid atomizing mathematical model can make prediction on the atomizing performance of pesticide. these will provide scientific foundation and deinsectication technology for the development of precise agriculture

    開發了粒徑與粒數的液體微粒化算模型,並對噴霧機和煙霧機進行了粒徑與粒數的模擬算,驗證了液體微粒化算模型對農藥微粒化性能預測的可行性,為精準農業的發展提供了科學依據和防除技術。
  5. This paper is focused on a series of experiments including two kinds of large - scale composite walls with different joint fashion under low cyclic loadings. the experiments are carried out in order to know the seismic of composite walls out - of - plane and research the impact of deformation out - of - plane on carrying ability in - plane, experimental design reference is expected to achieve and tech support provide

    為了彌補這方面的不足,本文對兩種連接方式足尺復合墻片進行了低周反復荷載作用下的恢復力試驗,以了解配筋砌塊復合墻的平面外抗震性能,同平面外變形對墻體平面內抗震性能的影響,為配筋砌塊復合墻的設提供依據。
  6. The results showed that : ( 1 ) the models used by author and the analysis are useful and can be practiced. ( 2 ) after using isolation technology, the structure ' s period, earthquake response, base shear force and acceleration are all decreased markedly and the horizontal displacement focuses on isolation layer. ( 3 ) under frequent earthquake action, the shear force ratio between layers is close to 0. 35 ; in according with the provision in aseismic design code that the horizontal seismic reduction coefficient can choose 0. 53 and the upper building can be designed by decreasing one degree

    算模型分別採用三維空間模型及規范中建議的彈簧、質量模型,隔震層採用疊層橡膠隔震支座,運用大型結構有限元算程序sap2000以及自主開發的nba結構程序算隔震結構在多維地震動輸入下的動力非線性程反應,同了隔震結構在溫度變化的作用下,結構各桿件的內力變化,通過對變電建築物在傳統抗震作用下及隔震作用下的分析比較,得出一些有益的結論。
  7. At the same time, we should study the coordination of the different systems, the scenery scale and situation in the interior architecture, and the open degree of the system

    不同系統之間的協調性,景觀在建築空間中的格局和尺度,以及系統的開放程度,是基於生態的室內自然景觀設的另一個方面。
  8. During the past years a great deal of interest has been devoted to the study of ceramic composite armor due to the application in defense, in the light of recent work of ceramic / composite armor the dissertation provides the defensible performance of ceramic / metal, ceramic / non - metal light armor and multi - layer ceramic composite armor and its optimization design. at one time, it motives us to study the smash mechanism of ceramic facet plate under the effect of impact load and to analyzed different defensible performance from homogeneous armor

    本文針對陶瓷復合裝甲的現狀,深入系統地了陶瓷/金屬、陶瓷/非金屬輕型裝甲和陶瓷多層復合裝甲的抗彈性能及優化設,同了在沖擊載荷作用下陶瓷面板的破碎機理,對陶瓷復合裝甲不同於均質裝甲的抗彈性能進行了分析。
  9. The study of reliability optimum design of self - energizing overrunning spring clutch is raised to meet the following requirement : smaller size, less producing heat and overrunning friction loss in opposite direction. it is important investigating substance in the field to all the country in the world. it is application of modern advanced design method in engineering practice

    自激式超越彈簧離合器可靠性優化設,是針對超越式離合器要求空間尺寸小、溫升小、反向超越摩擦損耗小而提出的,這也是世界各國在該領域中的重要內容,是現代先進設方法在工程實際中的具體應用。
  10. First, mathematical model of swaying system is made, which is a basis on later chapters. meanwhile, the system is simulated and designed. the effect of loaded mass, loaded suppleness, general leaking coefficient and cubage elasticity modulus on performance of system is also analyzed

    首先,作者建立了橫蕩控制系統的數學模型,作為以後各章節討論的基礎,同對系統進行模擬和設,並了系統負載質量、負載剛度、總漏損系數和容積彈性模數對系統性能的影響。
  11. Based on the patent of the foreign automatic focimeter and related document, the principle and realization of the automatic focimeter are studied in this project

    本課題參考了國外自動焦度的專利,同了相關文獻,在此基礎上,對自動焦度的演算法原理及實現展開
  12. 2a new swedish study estimated the direct costs of alzheimer ' s disease and dementia care worldwide in two thousand three

    一種新的瑞士當到2003年用於阿爾茨海默氏病和全球范圍內治療癡呆的直接費用。
  13. The programming of real - time control system under

    95下實控制軟體設
  14. The characteristics of stress and displacement in tunnel surrounding rocks are studied. the change feature of the stress in surrounding rocks and the variations of stress and the displacement of prop structure in different excavation step are analyzed with 3 dimensional fem. finally, the construction method is proved to be reasonable and scientific

    通過三維有限元了隧道圍巖的應力、位移特徵,分析了隧道圍巖不同開挖步的應力變化特點以及支護結構的應力與位移的變化特徵,進而論證了該施工方法的合理性和科學性。
  15. Besides the design of the hardware construction for shape meter, the software system written in visual basic 6. 0 is also developed. the real - time data acquisition and conversion system worked in interrupt mode is accomplished by means of loading dynamic linkage library of pcl - 812pg enhanced multi - lab card. the converted data processing will be operated then, for example, scale operation, comparison, graphic display, data storage, etc. the adjusting values for the shape control are also calculated in it

    本文在參考大量帶材標準板形、軋制初始量設定、調節量的基礎上,確定了標準板形模型、設定模型、調節控制模型等數學模型;並給出了其相應的演算法;完成了板形儀算機控制系統的硬體設,並在此基礎上,應用高級開發語言visualbasic6 . 0 ,通過加載pcl - 812pg多功能數據採集卡的驅動程序后,調用動態鏈接庫( dll )中的函數的方法,完成了信號中斷方式下的實數據採集,採集的數據經算機作標度變換、對比、圖形顯示、存儲等處理,並提供了用於板形閉環控制的調節量。
  16. At the same time, depended on the creep test of double - prestress composite structure which is just being observed, the calculation theory and method of the redistribution of stress of double - prestress composite structure is studied and some helpful reference for design and research of this new - type structure is offered in this thesis

    本文結合正在觀測中的二次預應力組合結構徐變試驗,了二次預應力組合結構徐變應力重分佈的算理論和算方法,為二次預應力組合結構這一新型結構的設提供了一些有益的參考。
  17. This dissertation analyzes the existed input methods, and then proposes a general design of a chinese input method and discusses the detailed techniques of how to realize it on windows platform. meanwhile, this paper researches on the segmentation on incomplete sentence, finally presents the realization of the input method

    本文在對現有輸入法分析的基礎上,給出了一個漢字輸入法的總體設,討論了在windows平臺上設實現輸入法涉及到的具體技術,同了非完整句子切分問題,最後給出輸入法的部分實現。
  18. Based on the waste residue continuing to use the theory of pure gypsum as amendment in improving alkaline soil establish a plan that with saving resources, water and with better effect and rapid speed. reach on the effect of the same - ion effect and salt effect of nacl in course of improving the alkaline soil. then after the certain amount of gypsum for exertion is decided, compare the effect of exertion of waste residue for one time with for more than one time

    首先比較煤煙脫硫廢渣與化學純石膏改良的物理化學過程的異同,在廢渣基本上可以沿用純石膏改良的理論基礎上,在一定的劃改良深度內,定量的石膏施用方法的情況下,建立一個省石膏,省水,省工,效果好,速度快的方案;同了nacl的鹽效應和na _ 2so _ 4的同離子效應在純石膏改良堿土過程中起到的作用;最後針對石膏施用量確定之後,一次施入還是分次施入更好,進行了探討;結合當地耕作條件,總結各有利的技術措施,指導田間的生產實際。
  19. With the widely applied of web technology in catering, the information management system of restaurant based on internet is developing fast 。 based on the local area network, this subject researches and completes the foregrounding of restaurant achieved on the electronic business platform by using java and network database technologies 。 by combining all of these, this paper researches the foregrounding of restaurant, and brings forward the scheme of completing system based on b / s mode 。 all research and work including the process of development of enterprise information nowadays ; the research on net application of java ; the design of developing platform ; the research and design of system frame and function ; the research and realization of the database design ; the design and realization of the room information 、 client information 、 sell information and the adding menu of the management system of manager 。 among these i mainly research the following key technologies : the design of data flow diagram and entity - relationship diagram ; the modeling of virtual floor using java applet and java gui ; the linking realization between jsp and sql sever 2000 ; the design of room - query 、 reserving - room and the judgment of reserving again ; the design of coding and ordering fishes list ; the design of checking - out of the system ; the design of the cancel of the order 、 statistics of the consumption and the inputting of data of the manager 。 this system completes the restaurant booking - room 、 ordering - dishes 、 checking - out and helping based on local area network, and completes the information query and adding data of the manager 。 at last, by testing, the system shows that the system is feasible and the good effect expected can be acquired, and it greatly enhances the restaurant information 。

    主要工作包括:國內外企業信息化的發展歷程; java的網路應用;系統的開發平臺設;系統體系結構和功能模塊的設;數據庫設和實現;管理員管理系統的包間信息、客戶信息、銷售信息和菜譜添加的設與實現。其中重點實現了如下關鍵技術:數據流圖和e - r圖設; javaapplet和javagui相結合的虛擬樓層建模; jsp網頁與sqlsever2000數據庫的連接實現;訂包間系統的包間查詢、訂包間和重復訂包間判斷設;點菜系統的編碼設和點菜單設;結賬系統的賬單算;管理員管理系統的訂單取消、消費統和數據輸入等設。本課題製的餐館前臺信息管理系統實現了餐館的局域網前臺訂包間、點菜、結賬和幫助功能;同實現了管理員管理系統的信息查詢和添加數據等功能。
  20. The aim of this dissertation is to shed some light on these subjects. first, systematic experimental study and theoretical analysis have been performed to study the damage of concrete due to loading history. in addition, an artificial neural network approach is developed to study the constitutive relations of materials, and some constitutive models of concrete under various loading history have been established

    本文針對目前大壩設中混凝土材料損傷及本構特性這個薄弱環節,在深入分析國內外有關成果的基礎上,從理論和試驗兩個方面對混凝土材料經歷過荷載歷史后的損傷特性進行了深入的;同,將人工神經網路技術應用到混凝土本構領域,建立了一系列在各種加載形式下的混凝土材料模型。
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