次優化界限 的英文怎麼說
中文拼音 [cìyōuhuàjièxiàn]
次優化界限
英文
suboptimality bound- 次 : Ⅰ名詞1 （次序; 等第） order; sequence 2 [書面語] （出外遠行時停留的處所） stopping place on a jou...
- 界 : 名詞1 （相交的地方; 劃分的界限） boundary 2 （一定的范圍） scope; extent 3 （按職業、工作或性別等...
- 限 : Ⅰ名詞（指定的范圍; 限度） limit; bounds Ⅱ動詞（指定范圍, 不許超過） set a limit; limit; restrict
- 界限 : 1 （分界） demarcation line; dividing line; limits; bounds; boundary; range; limitation 2 （限度...
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First, based on the analysis to the development condition of computer and property of the input data of bridge, this paper, taking convenience and practicability as principle, develops the multi passages data - in system made up with human - computer interactive interface and excel import model. second, after comparing and analyzing to the calculation theories and methods of creep and shrinkage, clearing up the key steps of creep and shrinkage analysis, the paper takes incremental method to establish program to analyze secondary inner force caused by creep and shrinkage. third, the paper puts some optimal or simplified treatment to the contents of pre - stress and develops relative program ; in addition, through analysis to the different methods used to calculate the secondary inner force caused by pre - stress, the paper combines equivalent load method with finite element, carries out some simplified treatments, and establishes program to calculate secondary inner force caused by pre - stress
首先，在分析當前計算機的發展狀況及橋梁結構輸入數據特點的基礎上，以方便、實用為原則，採用人機交互界面和excel輸入方式聯合的多通道數據輸入系統；其次，通過比較分析徐變收縮計算的各種理論及方法，澄清了徐變收縮分析的關鍵過程，並採用增量法編製程序，實現徐變收縮次內力分析；再次，對預應力的相關計算內容進行適當優化或簡化處理，並編制相應程序；另外，本文還在比較預應力次內力各種計算方法的基礎上，將等效荷載法結合有限元進行一些簡化處理，編製程序實現預應力次內力的計算；最後以三個算例來校核計算方法及程序運行結果的可靠性，取得了預期效果。The mechanical system using to the new technology, engineers can build system model in computer, and simulate the characteristic of kinematics and dynamics of mechanical system on realistic condition, by the valid numeric algorithm, well - round three dimension visualization technology and standard gui technology. according to the analysis results, engineers can improve or optimize mechanical systems ? designing projects and its running process. the mechanical system virtual prototyping technology can help enterprises to reduce the trial - manufacture times of physical prototyping, so that can shorten periods of designing and producing, consequently reduce the costs and improve the quality of products
藉助于這項技術，工程師們可以在計算機上建立機械繫統的模型，伴之以有效的數值演算法、成熟的三維可視化技術以及標準的圖形用戶界面，模擬在現實環境下機械繫統的運動學和動力學特性，並根據模擬結果改進或優化機械繫統的設計方案與工作過程，幫助企業最大限度地減少物理樣機的試制次數，從而縮短設計和生產周期，降低成本，提高產品質量。
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