Theory analysis and numerical simulations confirm the validity and feasibility of the proposed method for complex Duffing system.

理論分析和數值仿真都表明了該方法的有效性色色色色色婷婷。

Then three aspects of our work were discussed in detail. Based on numerical modeling, theoretical analysis and examinational investigating, some useful conclusions were proposed.

接下來主要從三個方面對本畢業(yè)設計的主要工作進行了詳細的論述，并通過理論計算国产JIZZ在线观看、數值模擬及實驗驗證得到了一些相關的結論91久久精品无码一区二区毛厂片。

In the second part, the theory of numerical simulation is introduced, including description of body configuration, elastic-plastic large deformation constitutive equation and finite element formula. It is followed by the derivation of equation from the basic theory of elastic-plastic deformation. The solution to temperature field, thermal stress, thermal strain, equivalent effective stress and equivalent strain is achieved then. In addition, we exposit the relation between machine load and thermal load in coupling analysis.

介紹了物體的構形及其描述，彈塑性大變形的本構方程久久99con、有限元列式国产综合亚洲一区二区三区播放；并進一步論述了彈塑性變形的基本理論，推導了彈塑性方程組XXXX白人性与XXXX黑人；闡述了溫度場的求解色狼av窝电影、熱應力及熱應變的理論概要，說明了等效應力與等效應變鸥美理论在线，并進一步闡明了在熱力耦合分析中天天色狠狠干，機械負荷與溫度負荷之間的關系；此外网站看黄，還簡介了Marc AutoForge程序結構的特點黄色日韩精品。

In this paper, the Three-Dimensional Numerical Simulation of GTS method is adopted to dynamic analysis about the stability of construction when the tunnel is over the faultage.

本文采用GTS三維數值模擬方法，對張石高速黑石嶺隧道在穿越斷層時的施工穩(wěn)定性進行了動態(tài)分析研究一级黄色片在线观看。

For an example of craft design about stamping forming of the gate of a certain railway freight car, formulize the craft calculation of fluctuate formation on a weathering steel plate of moderate thickness, and the method and course of simulating analysis about forming process using computer numerical simulation technology.

以某型鐵路貨車車門沖壓成形工藝設計為例第四色色色色，闡述了耐候鋼中厚板起伏成形的工藝計算以及利用計算機數值模擬技術進行成形過程的仿真分析的方法及過程。

Results The system could display the parameters through digital, simulating meters, and recording curve. The numerical value in the recording curve was marked by the date and time. All data were saved in the computer for futural analysis and procession.

結果：該系統(tǒng)采用數字欧美三级手机在线看、模擬儀表a√在线影院、記錄曲線等方式進行顯示，記錄曲線中的數值對應著日期和時間標記日韩午夜三级片；所有數據都存儲在計算機中亚洲激情国产一区精品，便于日后分析和處理。

The numerical results and analysis show that GIM ismore general and flexible than Erdogan's interlayer model which is the limiting caseof GIM.

數值結果與分析都表明丰满熟女456视频，本文所給出的廣義界面層模型較Erdogan的界面層模型更具有一般性和靈活性人人干人人操在线，Erdogan的界面層模型是本文所給出的廣義界面層模型的極限形式。

Based on an analysis of the local hydrogeological conditions, a corresponding numerical simulation model is built with FEFLOW. After identification and verification of the model, the evaluation of groundwater resources is carried out.

在分析平原區(qū)水文地質條件的基礎上日韩欧美午夜在线，采用FEFLOW軟件建立了相應的地下水數值模擬模型精品国产点击网站，基於識別后的模型進行了水資源評價。

The finite element method is powerful in the analysis of plastic forming, but the insufficient research of hydromechanics is a limitation in the numerical simulation of the hydromechanical deep drawing.

有限元模擬是塑性成形中一個強有力的分析手段亚洲978eee，但對流體壓力行為缺乏研究色一情一乱一伦一区二区三欧美，已成為充液拉深有限元模擬的瓶頸。

M and RCC concrete below the elevation and with an upstream conventional concrete slab structure for impermeabilization,the authors develop an inhomogeneous multi laminate media element model for seepage analysis of RCC dams based on the research of the numerical procedure of nodal virtual flux and the technique of draining substructure for drainage holes.

基于長江三峽大壩碾壓混凝土方案左廠房 12號壩段上部為常態(tài)混凝土欧美最新视频、下部為上下游面均設有常態(tài)混凝土的防滲結構型式的碾壓混凝土壩的特點成年人看免费视频大，借助于滲流場求解的結點虛流量法及排水子結構技術，并提出&排水孔開關器&的概念和滲流非均質成層材料單元模型，對壩中設計時存在的主要滲流疑慮問題韩国午夜理论片在线观看手机、大壩的防滲與排水設施滲控方案的特性進行了數值分析研究无码观看一区。