discrete structure 中文意思是什麼
discrete structure
解釋
個別結構-
2 ) the function attributes of the workshop production plan and control system are also studied, that is to say, it is a complicated system including discrete and successive variables, and a great system which is ladder structure. affirmance, process time etc. can be found in the description of the production process
2 ）研究了面向訂單半流程製造業車間生產計劃與控制系統的功能特徵：該系統是一個包含離散和連續變量的混合性系統，同時又是一個階梯形結構的大系統；在生產過程描述中含有「確認」 、 「加工時間」等概念。 -
When reinforced concrete upper structure - piled raft - subsoil system is studied, every part of this system is looked upon homogeneous discrete space. accofding to static equivalent principle, equivalent node loads are calculated, and load embattle is integrated with element equivalent node force and directly bearing load
在分析時，本文將鋼筋混凝土上部結構和地基、基礎的研究問題視為各向同性空間問題，且按靜力等效原則計算等效節點荷載，荷載列陣由單元等效結點力和直接作用於單元結點上結點荷載集成而得。 -
Two block time - recursive algorithms are developed for the efficient and fast computation of the 1 - d rdgt coefficients and for the fast reconstruction of the original signal from the coefficients in both the critical sampling case and the oversampling case. the two algorithms are implemented respectively by a unified parallel lattice structure. and the computational complexity analysis and comparison show that the proposed algorithms provide a more efficient and faster method for the computation of the discrete gabor transforms
首先論證了一維rdgt系數求解演算法和由變換系數重建原信號演算法，不論是在臨界抽樣條件下還是在過抽樣條件下，都同樣具有塊時間遞歸特性，並提出了相應的塊時間遞歸演算法及其并行格型結構實現方法，計算機模擬驗證了并行格型結構實現的可行性，計算復雜性分析與比較也說明了rdgt塊時間遞歸演算法的并行格型結構在計算時間方面所具有的高速和高效性能。 -
After completing the mctf using db2 wavelet, it is well integrated with discrete wavelet transform ( dwt ) and embedded zero tree wavelet. it uses atom structure to organize the coded bit - stream to achieve the brilliant combination of three scalabilities : temporal, spatial and psnr scalabilities. and the software platform is based on vc + + 6. 0
在基於db2小波的運動補償時域濾波方法實現之後，本文將之和離散小波變換（ dwt ） 、嵌入式零樹編碼進行有機結合，並採用基於基本原子粒的數據流組織結構將分層后的數據流有效地組織起來，實現了具有時間、空間、質量三方面的完整可伸縮性的編解碼系統，系統的軟體平臺基於vc + + 6 . 0實現。 -
The structure and energy level of the al clusters include 2 atoms to to 7atoms was calculated with ab initio method. discrete energy levels were found in the clusters, which is different from the energy level distribution of bulk materials
計算方法是採用gaussia98程序的b3lyp的方法和全電子的基函數6 - 311 + g * ，對al2 ? al7小團簇的結構和能級進行了abinitio計算。 -
Analyses of micro - structure of granular materials using discrete element method
應用離散單元法研究散體微觀結構 -
2. considering the characteristics of topology optimization of structures with discrete variables, a mathematics model of topology optimization of structures with discrete variables, including sectional variables and topology variables, with the aim of getting the minimum weight of the structures, is built up in this paper. this paper develops a from easy to difficult structure stability analysis mechanism, which
2 .論文針對離散變量結構拓撲優化的特性，建立了包含截面設計變量和拓撲設計變量，以結構重量最小化為目標的離散變量結構拓撲優化數學模型，採用了由易到難的結構機動性分析機制，大大減少了結構重分析次數。 -
Secondly, introduce discrete multi - tone modulation principle in detail, have a systemic and comprehensive analysis and explanation on minimum mean square error ( mmse ) channel shorten time domain equalizer design methods which are based on all kinds of cost functions, analyze their advantage and disadvantage. research on time domain equalizer structure, compare all the time domain equalization algorithm with simulation which afford a valuable reference for the choice of equalization algorithm and equalizer structure when design time domain equalizer
詳細介紹離散多音頻調制原理，對mmse通道縮短法和基於其他代價函數的時域均衡器設計方法的進行了系統全面的分析和闡述，分析了各自的優缺點；對時域均衡器結構進行研究；模擬比較了各種時域均衡方法，為進行時域均衡器設計時均衡演算法、均衡器結構的選擇提供了有價值的參考。 -
Fibonacci design method for structure optimization with discrete variables
離散變量結構優化的斐波那契演算法 -
Through the research and analysis of the advantages and disadvantages that exist in the domestic integrated business system and decision support system, this paper has pointed out the essential reasons that induced the information block in the middle - level, that is : business system in early stage is a kind of discrete system, it easily produces conflicts between enterprise structure and business system, and information easily block in the middle - level, therefore, the current business system may cause negative and passive effects on the decision - making
本文通過對國內集成業務系統與決策支持系統存在的利與弊的分析與研究，指出了產生信息中層涌塞的本質原因，即：由於早期業務系統是一種離散系統，企業結構與業務系統間容易產生沖突，形成信息中層涌塞，造成現行業務系統對決策需求的負面的和被動的推動作用。 -
Tlcd semi - active control methodology for eccentric buildings using discrete - time fuzzy variable structure law
窄限法得到的整體可靠性指標與點估計法 -
Variable structure control is suitable for linear and nonlinear, continual and discrete, certain and uncertain, integrated and discrete parameter, synchronous and time - delay systems
而變結構控制適應于線性與非線性、連續與離散、確定與不確定、集中參數與分佈參數、同步與時滯系統，具有一定意義下的完全魯棒性。 -
Lwac is becoming one of the important trends in the development of modern concrete. to solve the problems such as poor workability, large shrinkage value and crack easily of lwac, on the basis of systematic experiments, the author establishes lwac workability evaluation system and advances the testing method of pumping performance of lwac ; the control technology of discrete of lwac is introduced through analyzing structure formation process and establishing the mathematic model ; based on studying the strength source of lwac and the function mechanism of artificial additive, this paper not only confirms some major factors which affect concrete strength but explores the preparation technology route of high strength lwac ; the different effects of several fibers in lwac have been studied, and the fiber is introduced in pumping lwac to improve its crack - proof performance
本文針對輕集料混凝土工作性能差、收縮變形大、易於開裂等問題，根據大量實驗建立了高強輕集料混凝土工作性能的評價體系，提出了高強輕集料混凝土可泵性的測試方法；通過分析輕集料混凝土的結構形成過程，建立了輕集料混凝土拌和物物料運動的數學模型，提出了防止輕集料混凝土分層離析的技術措施；通過對輕集料混凝土強度來源和礦物摻合料的作用機理的深入研究，確定了影響輕集料混凝土強度因素的主次關系，提出了配製高強輕集料混凝土的技術路線；研究了纖維在輕集料混凝土中的增強增韌、減少收縮的作用機理。 -
Gravel layer is a usual complex instable formation in drilling engineering. there are some basic features such as looseness of structure, increment, unequal sized grain. it is commonly to form discrete single - grained structure
在三個計算式的基礎上採用visualbasic編制了潛孔錘同心跟管鉆進風量、風壓計算及空壓機選型程序。 -
In this paper, researching and producing on current waveform control system of inverter carbon dioxide welding machine is given. the overall plan, the design of hardware structure, the programming and debugging of software is described in detail. the bang - bang and alterable structure discrete pid synthetic control algorithm are used to modulate the width of pwm signal in real time, to acquire the fiat character by driving and controlling the opening and shutting time of igbt, the technology of " double impulse " is adopted to realize electric current waveform control
本文介紹了逆變波形控制co _ 2焊機控制系統的研製，詳細闡述了總體方案的制定、硬體研製及軟體的編寫與調試，採用變結構、離散型pid + bang - bang復合控制演算法、實時調節輸出pwm信號的脈沖寬度，驅動控制用於逆變的大功率開關管igbt的開通與關斷時間，獲得逆變焊機平外特性。 -
On a discrete model of linear viscoelastical lattice structure
線黏彈性網格結構離散模型研究 -
The asymptotical convergence of the identifier is proved. a discrete variable structure control algorithm with time - varying sliding surface is developed for a class of second - order uncertain discrete systems
針對一類二階不確定離散系統，利用離散變結構控制系統所具有的滑動模態區，提出了一種具有強魯棒性的時變滑模面離散變結構控制方法。 -
The paper presents a solution method for the transient temperature field, in which the finite element method or the finite difference method is used to get discrete structure, and the finite difference method is used to get discrete time in order to simplify the transient thermal conductive equations as a set of linear equations as a set of linear equations at different moment
本文提出對空間採用有限元法或有限差分法，而對時間採用有限差分法將瞬態熱傳導方程簡化為不同時刻的線性方程組以求解瞬態溫度場，用以求解大體積混凝土在固化過程中不同時刻的溫度分佈。 -
( 2 ) aiming at the discrete structure of composite shells, this thesis proposes two integer coding method, then uses one of them to optimize composite shells
（ 2 ）針對復合材料層合殼的離散型優化特點，提出兩種整數型編碼方式來表徵層合殼結構參數。 -
This thesis points out the option of preparing - selected controlling mode is the specialization option by setting discrete structure under specialization economy
分析得出了物流模式發展的趨勢專業化的物流模式將是我國未來的物流模式，物流產業將成為我國經濟中的重要產業之一。
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