時分系統 的英文怎麼說
中文拼音 [shífēnxìtǒng]
時分系統
英文
time-division system- 時 : 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...
- 分 : 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
- 系 : 系動詞(打結; 扣) tie; fasten; do up; button up
- 統 : Ⅰ名詞1 (事物間連續的關系) interconnected system 2 (衣服等的筒狀部分) any tube shaped part of ...
- 時分 : 時分time:黃昏時分 at dusk; at twiligh; cock-shut time
- 系統 : 1. (按一定關系組成的同類事物) system 2. (有條理的;有系統的) systematic
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Analysis of admissibility for periodically time - varying descriptor systems
廣義周期時變系統的允許性分析In section 1, we give sufficient and necessary conditions for stability of the degernerate differential systems with delay ex ( t ) = ax ( t ) + bx ( t - r ), meanwhile, its complex lyapunov matrix equation is given as : wherez, this results can contain the results in [ 5 ] and [ 11 ] ; in section 2, we investigate the controability of a class of degernerate differential systems with delay
第三章中給出了對退化時滯系統一些研究結果,在第一節中討論了退化時滯微分系統的全時滯穩定性,闡述了系統全時滯穩定的充要條件,並給出了復lyapunov方程:其中,此結果可包容文獻[ 11 ]及文獻[ 5 ]中的結果。At the same time, the system is a poor information system with gr ay attribute, and it can be comparatively analyzed with gray relational assessment, which can make the assessment results more reliable and persuadable
同時,該系統是一個貧信息系統,具有灰色性質,我們用灰色系統理論中的灰色關聯度分析方法對系統進行比較分析,使評價結果更具有可靠性和說服力。Simultaneously, the forecast theory and method of nonlinear time series is established, which combines mechanism of the time space system with analyzing historical data
結合時空系統機制和歷史資料的分析,建立非線性時空序列預測理論與方法。Through the analyze of dividing the sub - systems, interaction with environment, interaction with man and machine, a coarse - grained virtual prototype of space station has been assembled by the user model and the common model of vpm, it include environment system, dynamic system, time system, gnc system and power system. ( 3 ) the space environment model design
通過對空間站虛擬樣機系統的子系統劃分、與環境的交互、人機的交互的分析,採用用戶模塊和vpm系統提供的通用模塊初步組裝出一個空間站的粗粒度虛擬樣機系統,包括空間環境、動力學系統、時間系統、 gnc系統、電力系統; ( 3 )空間環境模塊設計。Using the program, the thesis studied the status of the chilled water distribution in the system when operating in the practical conditions, and analyzed the performance of the system when adopting different controlling methods of pumps and the chilled water flow in the ahus ( air handling unit ) during the course of converting the constant chilled water flow system to variable chilled water flow system
利用所編寫的程序研究了冷水系統實時工況下運行時,冷水系統內水量的實際分佈情況;分析了定水量系統改造為變水量系統時,採用不同的水泵控制方案及末端採用不同的水量控制方法時的系統性能。Global attractability of solutions of a certain neutral differential equation with variable delays
一類中立型變時滯微分系統的大范圍吸引性In the second place, based on the asu of buggenum igcc plant in netherlands, both static and dynamical model for distillation tower of the asu are created and some valuable conclusions are gained as well. finally, a compartmental simplified model is created for distillation tower of the asu, in order to reduce the simulation time and increase the simulation efficiency. the new model will be helpful to the further simulation and on - line optimal control for the asu of the igcc plant
其次,本文以荷蘭buggenum電站的空分系統為原型,基於matlab建立了空分系統精餾塔的半圖形化動、靜態數學模型,並通過模擬,得出了一些有價值的結論:當空分系統的壓力變化時,氧氣產品濃度的響應時間常數為兩小時左右,說明空分系統是igcc電站最大延遲環節;而且雖然氧氣濃度最後會穩定在igcc電站所要求的范圍之內,但在過渡過程中會超出限制,這些都為igcc電站的安全運行及控制系統設計提供了有價值的信息。Chapter 4 time - dependent computational simulation of the response of cable - suspension feed system in gusty wind based on the time - independent structure finite element method, and with consideration of the movement laws of cabin, a 3 - d time - dependent structure finite element model formulated by a new method named iss method ( instantaneous structure supposition method ) to deal with the vibration response of cable - suspension feed system in gusty wind is presented. in the model, all sources of geometric non - linearity, cable sag and changes of cable geometry due to large displacement, are fully considered
基於時不變結構的有限單元法,在綜合考慮饋源艙運動規律的基礎上,提出了時變系統的瞬時結構假定法,通過將懸索離散為索桿單元,建立了系統的時變有限元模型,該模型充分考慮了懸索的垂度和大變形等幾何非線性因素,應用ne 。This dissertation investigates both existence of traveling wave solutions for delayed reaction diffusion systems and lattice differential equations, and global attractor of spatially discretized fitzhugh - nagumo equations with dirichlet or neumann boundary conditions. for delayed reaction diffusion systems, the existence of traveling wavefronts in diffusive and coorperative system with time delays is provided, firstly ; the monotone iteration scheme, together with upper - lower solution technique, is applied to establish the existence of traveling wavefronts of delayed reaction diffusion systems with some zero diffusive coefficients. secondly, schauder fixed point theorem is applied to some operators to prove the existence of traveling wave solutions in a properly subset equipped with exponential decay norm, which is obtained from a pair of upper and lower solutions for delayed reaction diffusion systems with non - quasimonotoiiicity
對于時滯反應擴散方程,我們先利用吳建宏和鄒幸福[ j . dynam . diff . eqns2001 ( 3 ) ]中的主要定理來研究時滯競爭擴散lotka - volterra系統波前解的存在性,給出了這個定理在非線性項滿足弱擬單調條件( qm * )時在系統情況中的應用;並利用單調迭代方法和上、下解技術,對于具有部分零擴散系數的時滯反應擴散方程建立波前解的存在性定理,對于具有部分零擴散系數的時滯反應擴散方程建立波前解的存在性定理。Nonlinear viewpoints on development of science is depended on that the science is the partial system of society system, and it not only has the nonlinear interaction which is the source and motive force of development, but also has strange attractor which lead to order in the disorder, that is science problem and science theory, matthew effect and priority. the development of science also possesses sensitive dependence to the primary condition. it will flux and reflux suffered from the influence of various random factors inside and outside of system
科學發展的非線性觀立足點就在於科學是社會系統的分系統,它不僅有非線性相互作用,這構成了發展的源泉和動力,更有導致無序中產生有序的奇異吸引子(科學問題與科學理論, 「馬太效應」與「優先權」 ) ,在發展過程中對初始條件也具有敏感依賴性,並受到系統內部、外部的各種隨機因素的影響而產生漲落,在常規發展時期表現為科學的漸變,也就是量的積累,當漲落放大時就表現為科學革命,即質的改變。There are six chapters in this paper. the concept of hetergensous databases and the importance of data exchange among hetergeneous databases are illustrated in the first chapter. the adopted technology of hetergeneous databases exchange is introduced in the second chapter. and the idea exploring xml implementing hetergeneous databases exchange is proposed. the development of xml and its application are reviewed and the relation of the logical structure of xml and dtd and schema is analyzed in the third chapter. the structure of the system exploring middleware tecknology implementing data exchange among hetergeneous databases is investigated in the fifth chapter. conclusion is given in the sisth chapter as a summary for this paper
全文共分六章:第一章闡述了異構數據庫的概念以及異構數據庫間數據交換的重要性;第二章介紹了通常情況下異構數據庫間數據交換所採用的各種技術,在此基礎上提出了利用xml實現異構數據庫間數據交換的思想;第三章回顧了xml的發展歷程和其主要應用領域,分析了xml的邏輯構成以及dtd和schema的關系;第四章介紹了xml數據庫的基本概念和相關技術並對其使用方法進行了分析;第五章介紹了利用xml中間件技術實現異構數據庫間數據交換時的系統結構以及中間件的實現;第六章對全文進行了總結。The problems of robust stability for a class of lurie direct or indirect systems with time - delay and norm - bounded uncertainties are discussed using delay dependent method. method of linear matrix inequality is adopted to resolve the problems. comparing with the other sufficient conditions, the maximum delay obtained in this paper is less conservative
2 .針對具有范數有界不確定參數的lur記時滯系統,分別給出了lurie直接型系統時滯相關的魯棒絕對穩定性條件和穩定化控制器以及lurie間接型系統時滯相關的魯棒絕對穩定性條件,結論均採用線性矩陣不等式的形式給出,通過和最近的其他充分性方法比較最大的時滯界,表明本文方法大大減少了保守性。On the operating design of raas, the paper focused on the change of task _ struct, the design of kernel process kaasd, the timing of raas, the configuration and initialization of raas in the end, the paper evaluate the raas from the aim of system design, the integration with the other secure components of secure os, provide some problems unsolved, such as the expanding to network monitor, the new technology of ids
對于實時審計分析系統的整體運行設計,從操作系統原有數據結構task _ struct的改變,內核進程kaasd的設計, raas的定時和系統的配置和初始化這幾個方面逐個進行敘述。在本文的最後,從raas的達到的目的,與原有安全功能的有效合成等方面對該系統作了一個評價,同時提出幾個需要進一步思考的問題,如對網路的擴展,對入侵檢測新技術的引入等Ketter r. l. and prawel s. p. jr., modern methods of engineering computation, mcgraw - hill, inc., new york, ny. ( 1996 )
洪文政,建築物加速度訊號即時積分系統軟硬體整合應用研究,碩士論文,國立成功大學土木工程研究所,臺南( 2006 ) 。Abstract : based on the electronic focus technology development of state - of - the - art, the paper suggested a complete apparatus s cheme ofauto - focus based on sspd ( self - scanned photodiode array ) and 8098 singl e chipprocessor, giving out a focus criterion algorithm based on image high freq uencystatistics. the function of auto - focus of both reflected and transparent o pticalmicroscope was realized. meanwhile some corresponding problems such as sta bility of lightsource, step motor driving etc. were also discussed, which greatly improved the accuracy andreliability of the system
文摘:在介紹與分析了國內外電子調焦系統的技術發展與現狀的基礎上,提出了一種基於sspd (自掃描光電二極體列陣)與8098單片微處理器自動調焦的整體技術方案,給出了基於圖像高頻成分統計的聚焦判識演算法,在此基礎上實現了反射式與透射式光學顯微鏡的自動調焦,同時對系統的可靠性有關的其它相關問題如光源穩定性、步進電機驅動等問題也進行了討論。Identification of time - varying modal parameters by a linear time - frequency method
應用時頻分析方法辨識時變系統的模態參數The transverse stiffness limitation index ? the permissible ultimate width / span ratio b / l of the continuous steel truss girder of railway bridge is analyzed in accordance with the analytic theories of random vibration of train ? bridge time - variation system and the required derailment coefficients and comfort of drivers and passengers in train running through the bridge. the limitation index in question may be referred to in the design of the continuous steel truss girders of railway bridges
基於列車-橋梁時變系統隨機振動分析理論,按照橋上列車脫軌安全系數和司機、旅客舒適度的要求,對鐵路連續鋼桁梁橋橫向剛度限值-橋梁容許極限寬跨比b / l進行了分析,對鐵路連續鋼桁梁橋的設計具有一定的參考作用。Tts creativity consists in that the use of the quantiative index - - the atandard deviation of the npv can make the analysis reflect the prachce mor objechvely, and that it is a opeiilng system that new variables can be added into according to the practical conditions, which both increase the prachcal value of the system
它較已有分析系統的創新處在於:用凈現值的標準差來對房地產投資的各種風險進行定量化,使風險分析更加客觀地反映真實的經濟狀況。同時該系統模型還是一個開放的系統,它並不局限於某幾種風險的分析,可根據實際情況不斷加入新的變量,其實用價值較高。With development of industry, there are a lot of new kinds of physcial models, of these there is one that can not be described only by impulsive differential system. in this case, we should switch to a new set of differential equations taking into consideration momentary perturbations of impulsive nature. a general description of such systems was called impulsive systems with variable structure
隨著工業的發展,出現了許多新的物理模型,其中有一類僅用脈沖微分系統無法恰當地描述,這時,就需要考慮具有瞬時脈沖攝動性質的一族新的脈沖微分方程,對這樣的系統我們一般稱為具有可變結構的脈沖微分系統。分享友人