時間極性控制 的英文怎麼說

中文拼音 [shíjiānxìngkòngzhì]
時間極性控制 英文
tpc time polarity control
  • : 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...
  • : 間Ⅰ名詞1 (中間) between; among 2 (一定的空間或時間里) with a definite time or space 3 (一間...
  • : i 名詞1 (頂點; 盡頭) the utmost point; extreme 2 (地球的南北兩端; 磁體的兩端; 電源或電器上電流...
  • : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
  • : 動詞1 (告發;控告) accuse; charge 2 (控制) control; dominate 3 (使容器口兒朝下 讓裏面的液體慢...
  • : Ⅰ動詞1 (製造) make; manufacture 2 (擬訂; 規定) draw up; establish 3 (用強力約束; 限定; 管束...
  • 時間 : time; hour; 北京時間十九點整19 hours beijing time; 上課時間school hours; 時間與空間 time and spac...
  • 控制 : control; dominate; regulate; govern; manage; check; cybernate; manipulate; encraty; rule; rein; c...
  1. 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端重要和復雜,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、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。
  2. Finally, the paper gives an example of the system used in the automatically spinning control system in the machine. many essential parameters were tested, which includes communication speed, the percentage of errorness or lost packet, and the response time etc. all prove that the system has very good performance and great value in application

    測試表明系統具有好的能,能夠在100米左右的范圍內掛接100個以上的節點並以500kbps的速率通信,系統響應小於lins ,出錯率和丟包率均低於萬分之一,囚此該系統在工業自動化中具有很大的應用價值。
  3. This paper describes the details of a study made on electronically controlled system for high - pressure common rail fuel injection diesel associated with ecu, controlled software and integrated development environment, with an electronically controlled high - pressure common rail type fuel injection system installed in an in - line - 6 - cylinder turbocharged and intercooled di diesel engine. the study brings the concept of integrated development environment for electronically controlled diesel engine based on can bus, and describes its modules and functions in detail

    高壓共軌電噴射系統是第三代式電系統的典型代表,它不僅能在所有工況范圍內實現穩定的高壓噴射,而且由於高能的電磁閥,使系統可以實現靈活的噴油規律(如預噴射、后噴射等) ,大地改善了排放。
  4. Time polarity control code

    時間極性控制
  5. The results of research reveals the variation disciplinarian and the affected factor, defines the factor limiting the urban regional development. all these offer scientific references for reasonable city planning, municipal building project planning, reasonable arrangement of land use, the confirmation of land use intensity and the improving land use benefit. and a series of methods we have explored can apply the practical manipulation of grading and assessing urban land, which contribute to enhance working efficiency, shorten the time of evaluation, enhance the updating of urban land price, establish a system of dynamic superviso ry control and examination, and enhance accuracy and objectivity of urban land - rated evaluation

    再由球形檢驗和主成份分析、信度分析、多元回歸分析的技術路線,逐層遞深地解譯影響城市地價的主要因素及相互數量關系,其研究結果揭示了城市地價的變化規律和影響因素、明確了限城市區域發展的因素,為合理的城市規劃,市政建設項目規劃,合理安排土地用途,確定土地利用強度,提高土地利用效益等提供了科學依據,同探索的系列化方法可直接應用於城市定級估價的實際操作中,有利於提高工作效率,縮短估價,提高城市地價的現勢,建立地價動態監和測算系統,又可提高城市定級估價的準確度和客觀,在理論上、學術和實踐上均有積意義。
  6. The sample with low emitter efficiency has completed as the method of above. this lead to the greatly decrease of the reverse recovery time and the low reverse leakage and forward voltage, especially the excellent temperature character of the leakage. the test date shows that the samples reach the first class of international level

    本論文作者通過模擬測試,驗證了課題研究的理論設想,並設計製作了具有低陽發射效率結構的高壓功率frd ,利用局域鉑摻雜和電子輻照相結合的壽命方式,實現器件反向恢復大減小,並且反向漏電流、軟度因子、正向壓降等關鍵參數也較理想,且具有佳的漏電溫度特,達到器件綜合能的優良折衷,達到國際先進水平。
  7. First, robust controllers design with mixed performance requirement is researched by giving output - feedback synthesis with h2, h and regional pole placement constraints. second, reduced - order robust filters design for continue - time / discrete - time systems is researched. the filters obtained are a set of permitted ones and have optimality and unbiased estimation

    首先,以點配置、 h _ 2 、 h _為目標的輸出反饋綜合為例研究多目標魯棒器設計;再則,對連續離散系統研究降階魯棒濾波器設計,使得所設計的濾波器具有最優和無偏
  8. Because of the nice heat conduct function, you can control the temperature of pot adjusts the firepower of furnace accessories, guaranteeing no oil - smoke when cooking in the temperature of oil decomposition

    利用鈦金鍋的熱功能特,通過調節灶具的火力和加熱鍋體溫度,將烹飪溫度在食用油裂解溫度以下,可以無油煙或少產生油煙。
  9. In time synchronization, we got better performance by the controlling of the polarity of training sequences using pn code

    同步方面,通過pn碼訓練序列,達到更好同步效果。
  10. This dissertation presented two new methods of robust adaptive track control for a class of mimo strong nonlinear system with external disturbance. one method makes use of taylor approximation principle to linearize the mimo strong nonlinear system at the ideal equilibrium point, meanwhile external disturbance is considered, and then designs two on - line neural network controller respectively, which can dynamically compensate the high order items of taylor series and the control signals at ideal equilibrium point under the drive of state error between linear and nonlinear system. a linear feedback controller obtained by pole assignment and two on - line neural network act on the practical mimo high nonlinear system together, guaranteeing the whole system robust stable and tracking the specified signal ; the other method designs three on - line neural networks for this class of system

    本文對於一類含有外部擾動的多輸入多輸出( mimo )強非線系統,提出了兩種新的魯棒自適應跟蹤方法,第一種利用了taylor近似的原理,在考慮了外部擾動的情況下,將mimo強非線系統在理想平衡點處線化,分別設計了兩個在線神經網路器,在線和非線系統之的狀態誤差驅動下動態補償系統的taylor近似高階項及理想平衡點處的信號,滿足點配置方法的線反饋器和兩個在線神經網路聯合作用於實際的被mimo強非線系統,在保證整個系統魯棒穩定的情況下,能夠跟蹤給定的指令信號;另一種方法是針對這類系統設計了3個在線神經網路,分別實抵消這類非線系統中的非線部分、與量耦合的非線項以及外部擾動,使得受系統的輸出可以完全跟蹤給定輸入參考信號。
  11. Time polarity control

    時間極性控制
  12. The one of its basic characteristics is that the system is highly sensitive to original condition, that is to say, the system ' s output, with the time went by, assumes index increase because of the system ' s little difference of original condition, ca n ' t be accepted, it could not be used without being controlled

    它的基本特徵之一是系統對初始條件的端敏感,即初始條件的微小差異會隨的演化呈指數增長,最終不可接受。其長期行為表現出明顯的隨機,如不加以,根本無法應用。
  13. The thesis, in the probability analysis and computation, considers the failure history of space frames and trusses, adopts the bound criterion and algorithms on the base of system ' s critical strength, and introduces the soft self - adaptation control bound into the identification of dominant failure modes ; at the same time, with the incremental load method and differential equalized recursive method, computes the limit - state function of failure mode and probability index precisely under no leaking the dominant failure modes

    文中在可靠分析和計算部分,考慮空剛桁架結構系統的失效演化歷程,採用基於系統臨界強度的約界準則和約界演算法,將柔自適應邊界引入失效模式識別過程;同,用荷載增量法和微分等價遞歸演算法相結合,確保在嚴格不遺漏主要失效模式的情況下,快速準確地求解失效模式的限狀態方程和可靠度指標。
  14. Conventional detector ( single - user matched filter ) distinguishes each user by the crosscorrelation of their spread - spectrum codes. in practice, however, its performance is much deteriorated due to the existence of noise in channel and strong multi - access interference, i. e. near for effect. a new method using independent component analysis is proposed in this paper. the - received energy of signals is controlled effectively, thus the near - far effect is overcome as much as possible ; moreover, the effect that noise imposed on the detector is mostly reduced. simulations verify the effectiveness of this method

    傳統檢測器(單用戶匹配濾波)利用擴頻碼之的互相關特來區分各用戶信號.而在實際應用中,通道噪聲和近距離用戶對遠距離用戶的強多址干擾即遠近效應,使得接收機的能受到很大影響.本文將獨立分量分析法引入傳統接收機,有效接收信號的能量,從而大地提高了接收機的抗遠近能,同噪聲的影響被盡可能消除.模擬結果表明了該方法的有效和可行
  15. In the aspect of the time - optimal control algorithm, with the special trajectory, a method for seeking scalar velocity bound curve and scalar acceleration limit has been proposed, which fully considered the dynamics nonlinear

    在機器人最優演算法方面,提出一種在特定軌跡約束下尋求標量速度邊界曲線和標量加速度限分佈的方法,其充分考慮了機器人動力學的非線因素。
  16. The analytic results of the effects on the micromorphological structure of the film by the electrochemical condition ' s showed that the carbon is apt to improve the boundary combination between the scfs and the surface of the cathode and the seperation of the films, and that the micromorphological structure of the mpgcfs is greatly affected by the dring and the power voltage, which remarkably affluence ion move in swelling cathode film, and that higher temperature and concentration of cu2 + in the medium solution are also advanagable to the deposition of cu in scfs. the plot of deformation behavior of mpgcfs showed that the maximum strench ratio decreases and the brittleness increases due to the existence of the metal phase, and that the strengh trend of the composite films is fistly up and down followed with the content of metal phase because of the change of the role of the metal phase from acting as the physical cross - linking to weakening the films due to destroying the whole structure of the polymer

    另外它作為基體的另一個突出的優點是備的溶脹復合膜( scf )中的溶劑與電解液中的溶劑相同都是水,克服了以前膜內外不同溶劑之擴散的問題,結果使得電流最終趨於一種穩態,因此可以更好實現用電化學條件來mpgcf的形態結構;硬質石墨材料的多孔的結構和石墨本身的結構能特點使得碳作為陰材料有利於溶漲復合膜( scf )與電表面的結合以及膜的剝離,因此是作為陰的理想材料;電化學條件中的乾燥程度和電壓能夠明顯的影響離子在膜內的遷移,從而對mpgcf的形態結構造成較大的影響;而提高反應溫度和增大電解液中銅離子的濃度也有利於銅在膜中的沉積生長。
  17. According to the following design theory : the dsp calculates in real time and produces three phases spwm waves to control the on or off of the 6 igbts in ipm respectively. ipm then inverts the commutated single phase direct current ( insulated gate bipolar transistor ) into three phases alternating current. when modulated signals of spwm are changed, the on - off time of switches also changes, so as to the voltage and frequency of output signals

    本文提出了一種基於dsp (數字信號處理器tms320f240 )的通用的三相接變頻電源系統,利用分段同步調製法和混合查表法,實計算不同頻率下的采樣周期、電壓幅值、輸出脈寬,產生雙spwm波形,經驅動放大後用于ipm ( intelligentpowermodule )中的絕緣柵雙型晶體管柵級驅動,以電源的輸出電壓和頻率,實現變頻電源的智能數字
  18. The last part concludes that mr dampers is one of the very attractive control elements in semi - active control. as one of mixed model mr dampers, armature piston ' s mr dampers have principle designs good function and better practical value, it ' s worth to popularize use. about the armature piston ' s mr damper ' s designs, the space of work, the diameter of wok and the length of magnetic pole have obvious affects to the force of mr dampers, mr fluid materials should be paid attention, input electric current affects mr dampers greatly the high current increases the damping force, the effect of reduce vibration increase obviously,

    最後,論文給出了結倫:磁流變液阻尼器是半主動裝置中非常吸引人的元件之一,混合工作模式的磁流變阻尼器結構簡單,阻尼效果比流動模式和剪切模式均要好,是一種比較理想的磁流變阻尼器;電樞活塞式磁流變阻尼器作為混合模式磁流變阻尼器的一種結構形式,其結構設計合理,能良好,具有較強的實用價值,值得在工程中推廣應用;在電樞活塞式磁流變阻尼器的設計中,應特別注意工作隙h 、工作直徑d 、磁長度卜都對阻尼器的阻尼力有明顯的影響,並注意選用合適的磁流變液材料;輸入電流對磁流變阻尼器的阻尼效果影響很大,輸入大電流阻尼力明顯增大,減振效果明顯提高。
  19. Finally, many essential parameters were tested, which include communication speed, the percentage of error, and the response time etc. all prove that the system has very good performance and great value in application. the system can communicate at 500kbps with 100 device in 100m, and the response time is less than 0. 5ms, the percentage of error is less than 1

    測試表明系統具有好的能,能夠在100米左右的范圍內掛接100個以上的節點並以500kbps的速率通信,系統響應小於0 . 5ms ,出錯率低於萬分之一,因此該系統在工業自動化中具有廣泛的應用價值。
  20. During the project, the processing capability of the oscilloscope system has been greatly improved, display performance has been promoted, and meanwhile, the cost has been decreased by reasonably choosing arm7 processor that has its own lcd controller. all of those mentioned above lead to higher performance and lower cost. during the project, my tasks are listed below : 1

    在該課題期,重新設計了示波器的整個監電路,大的提高了系統的運算能力,通過合理選用自帶lcd ( liquidcrystaldisplay )器的通用arm7處理器晶元,在降低系統成本的同,提高了顯示刷新速度,並使示波器的總體能得到了提升。
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