On the stability of discrete- time sliding mode control systems .

利用離散趨近律和灰色估計器結(jié)合起來設(shè)計不確定系統(tǒng)的變結(jié)構(gòu)控制的方法是可行和有效的，保持了閉環(huán)系統(tǒng)的穩(wěn)定性欧美色色色色色色。

Cellular automata are dynamical systems in which space and time are discrete.

元胞自動機是一種有自組織行為的時空離散人操人人操人人超碰、狀態(tài)離散的并行數(shù)學模型。

It′s topological properties are studied,three equivalent conditions of which topological space is discrete space and one equivalent condition of which topological space is mediocre space are abtained.

以離散參數(shù)馬爾可夫鏈狀態(tài)空間E為集合定義該集合上的一個拓撲T小姐毛毛片黄片免费视频，研究它的拓撲性質(zhì)看免费5XXAAA毛片om，得到拓撲空間是離散空間的三個等價刻畫以及是平庸空間的一個等價刻畫。

The route space in urban residential district has potential structure relationship as " discrete topology ", because it is full of every possibility of interacting activity.

城市居住區(qū)的路徑空間因充斥著交互活動的一切可能www.日韩免费，具備了潛在的"離散拓撲"的結(jié)構(gòu)關(guān)系freeeexxxx性欧美，對其從歷史以及空間的維度上進行比較研究，可以探尋一條有機的城市外部空間設(shè)計思考道路欧美精品第五页。

The system integrated laser scanning technology can realize almost real_time capture of spatial information although it has defects such as huge amount of dataset, discrete points with no topology relations,etc.

提出了一套基于建筑物幾何特征的信息挖掘方案青草视频在线，并具體介紹了研究中采用的一些原理、方法與實用算法看一级免费的黄色网站，從而可以直接從激光掃描數(shù)據(jù)中提取建筑物的平面外輪廓信息啪啪啪黄片视频海外版。

The numerical non-stability of a discrete algorithm of topology optimization can result fi＇om the inaccurate evaluation of element sensitivities, especially, when material is added to elements.

單元敏度的不準確估計是離散拓撲優(yōu)化算法數(shù)值不穩(wěn)定的原因之一，特別是添加材料時欧美www.，傳統(tǒng)的敏度計算公式給出的估計誤差較大午夜福利小视频在线观看，甚至有時估計符號都是錯誤的。

The receiver of course features Harman Kardon's high-current, ultrawide-bandwidth amplifier topology with discrete output devices to reproduce digital movie soundtracks and music with unmatched sonic accuracy and dynamic power.

接收器的功能最新中文字幕在线第一页，當然哈曼頓的高電流婷婷五月丁香六月综合，超寬帶放大器拓撲離散輸出設(shè)備復(fù)制數(shù)字電影配樂及音樂聲與無與倫比的精度和動態(tài)功耗。

All Digital Signal Path from the Disc to the Mark Levinson Discrete Topology Power Amplifiers- Fragile audio signals are often transmitted from the front to the back of the car in an analog format.

從光盤到Mark Levinson獨立拓撲功率放大器都采用了全數(shù)碼信號路徑－細膩的聲音信號通常以模擬的格式從汽車前排傳到后排91精品专区。

Taking a heavy truck cab as the example, a model of the spotweld space based on finite element was built to analyse the torsional stiffness of the model, and the amount and layout of the spotweld using the discrete variable topology optimization were optimized. Comparing with the original model in welding spot's number and the torsional stiffness, the optimized model has less number of welding spot, but the torsional stiffness of the two model is almost the same.

以某重型卡車駕駛室為例黄片地址免费，在有限元模型基礎(chǔ)上建立焊點空間模型進行扭轉(zhuǎn)剛度分析，并采用離散變量拓撲優(yōu)化方法對焊點的數(shù)量及空間布局進行優(yōu)化色色网址最新，通過優(yōu)化前后的對比可知国产精品呦交在线观看，優(yōu)化后在不降低扭轉(zhuǎn)剛度的同時減少了焊點數(shù)目。

All Digital Signal Path from the Disc to the Mark Levinson Discrete Topology Power Amplifiers- Fragile audio signals are often transmit ted from the front to the back of the car in an analog format.

從光盤到Mark Levinson獨立拓撲功率放大器都采用了全數(shù)碼信號路徑－細膩的聲音信號通常以模擬的格式從汽車前排傳到后排超薄丝袜脚足j视频。