Third, the discrete pressure-flow model using the pattern of graph automaton has been established based on the discrete model of plant vascular system.

更多生長(zhǎng)階段的隱含狀態(tài)婷婷激情五月综合丁香社区，并將隱含狀態(tài)及其轉(zhuǎn)移關(guān)系通過構(gòu)建二維層次自動(dòng)機(jī)的方式轉(zhuǎn)換為植物的生長(zhǎng)規(guī)則sao货水喷出来了视频。

The status of the flow in manifold systems will directly affect the efficiency and security of an exchanger. With the help of discrete model, the characteristic of the flow in manifold systems will be got.

流體在并聯(lián)管組換熱器中的流動(dòng)狀況將直接影響到換熱器運(yùn)行的效率和安全性日本精品乱伦一区二区三区视频，通過離散模型計(jì)算方法可得到流動(dòng)工質(zhì)在并聯(lián)管組內(nèi)的流動(dòng)特性亚洲成a人片在线播放。

The calculated results of the discrete model accord with the experimental data well. Compared with a simple continual model, the discrete model is true of the characteristic of the flow in manifold systems, and it also shows the availability of the way to use BP neural networks to measure the key coefficient of the discrete model.

通過離散模型計(jì)算得出的結(jié)果與實(shí)驗(yàn)數(shù)據(jù)符合良好人人操久久网，說明與簡(jiǎn)化的連續(xù)模型相比99思思在线自偷视频，離散模型是一種更為符合并聯(lián)管組流動(dòng)特性的理論模型，同時(shí)也表明了用BP算法來(lái)確定離散模型關(guān)鍵系數(shù)的有效性国产激情91。

The discrete velocities are connected by Delaunay grids to form referring region, and the error vectors in the discrete data can be distinguished, corrected and interposed by continuity principle of flow.

2針對(duì)PIV數(shù)據(jù)錯(cuò)誤矢量進(jìn)行識(shí)別十八岁禁看黄色内容、修正與插值方法進(jìn)行了研究，通過Delaunay網(wǎng)格將離散的各流速點(diǎn)連接起來(lái)可以直接观看的黄色网站免费，形成參考區(qū)域182精品视频在线观看免费一，利用流體的連續(xù)性原理實(shí)現(xiàn)了離散數(shù)據(jù)中錯(cuò)誤矢量識(shí)別、修正與插值。

The main objective of this dissertation was to develop methodologies with capability of engineering application for simulating flow in fractured rock using discontinuum models. The study work includes three parts. In the first part, numerical methodology of three-dimensional discrete fracture network model casing on hybrid BEM-channel was presented, and the technique for improve the model's computing efficiency was also studied. Firstly in this part, computer simulation methodology based on the Baechermodel for generating network of discrete fractures was presented, which includes the follow details: probability distributions of fracture density,orientation, trace length, size, and aperture and estimation of their statistical parameters; stochastic models of fracture network; Monte-Carlo's simulation method; numerical simulation procedure and technicality.

給出了離散裂隙網(wǎng)絡(luò)模型所依據(jù)的基本假定国产黄片天堂；發(fā)展了基于Baecher模型的離散裂隙網(wǎng)絡(luò)計(jì)算機(jī)隨機(jī)生成技術(shù)：詳細(xì)地推導(dǎo)了單裂隙滲流和多裂隙相交網(wǎng)絡(luò)滲流的邊界單元法公式另类专区欧美，發(fā)展了離散裂隙網(wǎng)絡(luò)中穩(wěn)態(tài)滲流的邊界元數(shù)值技術(shù)，并且討論了相關(guān)的具體數(shù)值技術(shù)細(xì)節(jié)26uuu.com，如角點(diǎn)的處理方法日韩高清无码久久，單元的自動(dòng)剖分等：描述了混合邊界元—管流模擬方法及其數(shù)值實(shí)現(xiàn)；研究了裂隙網(wǎng)絡(luò)的簡(jiǎn)化方法欧美熟妇A片在线观看软件，并針對(duì)裂隙網(wǎng)絡(luò)邊界元法的特點(diǎn)提出了一種改進(jìn)的分塊三角分解法日本人禽杂狂配视频。

For instance, the first prize winner-Investigation Study on Urban Traffic Flow Discrete pattern in China submitted by Beijing City Planning Institute analyzes the pattern of urban traffic and proposes a discrete pattern suitable for China.

如，獲得一等獎(jiǎng)的北京城市設(shè)計(jì)規(guī)劃設(shè)計(jì)院的《我國(guó)城市道路車流離散規(guī)律初探》研究了我國(guó)城市道路交通流的離散規(guī)律及其影響因素h高潮娇喘抽搐动漫视频，提出了適合我國(guó)的交通特點(diǎn)的離散系數(shù)

For instance, the first prize winner-Investigation Study on Urban Traffic Flow Discrete pattern in China submitted by Beijing City Planning Institute analyzes the pattern of urban traffic and propose s a discrete pattern suitable for China.

如国产3p视频，獲得一等獎(jiǎng)的北京城市設(shè)計(jì)規(guī)劃設(shè)計(jì)院的《我國(guó)城市道路車流離散規(guī)律初探》研究了我國(guó)城市道路交通流的離散規(guī)律及其影響因素，提出了適合我國(guó)的交通特點(diǎn)的離散系數(shù)

In this paper, no-wait flow shops scheduling problems for a mixed discrete particle swarm optimization, through the establishment of the location of the vector encoding and scheduling program of mapping relations between the continuous particle swarm optimization algorithm is applied to discrete no-wait flow shops scheduling problem.

針對(duì)無(wú)等待流水線調(diào)度問題提出了一種混合離散化粒子群優(yōu)化算法免费黄色福利视频。通過建立位置矢量編碼與調(diào)度方案之間的映射關(guān)系將連續(xù)的粒子群優(yōu)化算法應(yīng)用于離散的無(wú)等待流水線工件調(diào)度問題日韩欧美国产高清。

Based on such research, new discrete model of groundwater flow in fractured networks was developed according to the feature of directional flow in singlefrac ture, This model is equal to the reflection of natural fracture systems.

該模型不僅能反映出裂隙系統(tǒng)結(jié)構(gòu)的極不均勻性，還能表現(xiàn)出滲透水流的各向異性和非連續(xù)性以及裂隙水偏流效應(yīng)日韩精品理论片在线观看。

Based on the analysis of physics course of heat transfer, the mathematical model of single-phase flow in the rectangular narrow channel is proposed. And the boundary conditions are given to get the unique numerical result. The finite volume method is used to found the discrete scheme of equations. According to the flow of SIMPLER arithmetic, the computing program is developed and the correctness of program is validated.Then the program is used to solve the problem of flow and heat transfer in rectangular narrow channel.The stable two dimension velocity and temperature fields in rectangular narrow channel and plate fuel are obtained.

在明確窄縫流道及燃料板換熱物理過程的基礎(chǔ)上免费亚洲爱爱视频，建立了描述矩形窄縫內(nèi)單相流動(dòng)與換熱問題的數(shù)學(xué)模型，并給出了合理的邊值條件18水女人一级黄色；然后利用有限容積法對(duì)方程進(jìn)行離散黄色网址在线观看a，根據(jù)SIMPLER算法的流程編制了模型求解程序；在驗(yàn)證程序正確性的基礎(chǔ)上欧美精品-a，對(duì)矩形窄縫流動(dòng)與換熱問題進(jìn)行了求解少妇毛片免费视频，得到了矩形窄縫流道和板狀燃料元件內(nèi)部溫度場(chǎng)、速度場(chǎng)的二維分布人人人人人人人操干。