assembly expression 中文意思是什麼

assembly expression 解釋
匯編表達式
  • assembly : n 1 集合。2 集會。3 會眾。4 〈A 〉立法會議，議院，（特指）下院〈美國州議會通常稱作 General Assemb...
  • expression : n 1 表現，表示，表達。2 詞句；語句，措辭，說法。3 表情，臉色，態度；腔調，聲調。4 【數學】式，符...
  1. Provides information that the compiler uses to compile a regular expression to a stand - alone assembly

    提供編譯器用於將正則表達式編譯為獨立程序集的信息。
  2. Then, the mathematical models for workshop layout of general production line and automobile assembly - welding line are given, the topology model of multiple constraints expression and workshop layout is presented in depth, and then principles on position check and constraints check are also presented. a modified genetic algorithm is also proposed based on traditional generic algorithm

    在此基礎上，以物流優化和空間利用率最大化為目標，建立了車間設備布局的一般數學模型和汽車裝焊車間設備布局的數學模型;深入探討了多種約束表達和車間布局的拓撲模型，提出了約束檢驗的方法和位置判定的原則。
  3. Conditional assembly expression

    條件組合表式
  4. In the light of the method of top - down, the author put forward the concept of product function structure tree, which was used to express the product ' s function structure during the conceptual design. based on it, the product structure was expressedthe paper studies the definition of the function model which supports the method of top - down design, and the expression of function model based on binary - tree was also put forward in the thesis. for the abstract description of parts in the assembly level and the integration with other systems during the whole life circle of the products, the concept of assembly model was presented, the definiton, classfication and expresstion method of assembly feature was studied in this thesis. the representation of assembly relationship and data structure of the assembly model based on diagram was further studied. for the constraints transfer between function model and assembly model, an hierarchical component model is presented. an arithmetic of the change of assembly relationship when assembly model changing was also studied. fmally, a system named fb - tpms, which using object oriented programming technology and pro / toolkit, was developed

    為了支持在裝配層次上的零件的抽象建模，提出了骨架模型的概念，並討論了裝配模型的建立方法。根據前述裝配模型有關研究，探討了從功能模型到裝配模型以及從上一級裝配模型到下一級裝配模型的數據和約束傳遞問題，並用層次化單元裝配模型得以解決，同時提出了裝配模型變動時引起的裝配關系的變化的有關演算法。在論文的最後部分用用面向對象的程序設計方法，結合課題要求，研究了支持自頂向下設計方法的裝配建模系統fb - tpms 。
  5. Holographic semantic model oriented to virtual product was presented based on the expression architecture of assembly feature

    基於上述表達框架，提出了面向虛擬產品的全息語義模型。
  6. First, the top - down design process is introduced, then, the key techndogies including the expression of assembly model, assembly modeling, the optimization and analysis method of assembly model, and assembly sequence planning are presented, finally, the development directions of those key technologies are given

    首先介紹了自頂向下的設計過程；然後介紹關鍵技術及研究現狀，包括產品裝配模型的表達方式，裝配模型的建模方法、裝配模型的優化分析方法和裝配順序規劃等；最後給出各關鍵技術的發展方向。
  7. Based on analyzing implement technology of the collaborative view, markup and query, the main research contents and creative ideas of the thesis as follows : firstly, a new method of model expression that can express geometry, feature and assembly mating conditions is proposed

    論文主要研究內容和創新點如下： 1 、研究了產品模型表達，提出了基於特徵的產品模型表達方法。此方法包含了零件幾何外形、零件特徵、裝配層次關系、裝配幾何約束關系等信息。
  8. The characteristics of reverse engineering of real parts are investigated, with the methods of data acquisition ; the strategies and process of surface construction based on laser - scanned point cloud are presented ; the process of 3 - d expression based on real parts is indicated ; the methods of variant design through reverse engineering of real parts ; the process of variant design based on assembly models is presented

    研究了實物反求的特點和數據採集的方法，重點分析了非接觸式數據採集的原理和方法；總結了基於激光掃描點雲進行曲面構建的流程和方法；提出基於實物樣件進行三維表達的流程；研究了通過實物反求進行改型設計的方法，提出基於實物反求進行改型設計的流程。
  9. In the thesis a new count expression of mesh fractal dimension is introduced, on the basis of it the storage and operation counts of directs solution methods, assembly global stiffness iterative methods and ebe iterative methods have been analyzed and compared, a conclusion has been obtained that the storage and operation counts of direct solution methods is the most, the storage counts of the ebe iterative methods is the least. estimating compute scale for ebe iterative methods at shuguang 2000 parallel computer, it is make out that compute scale is large in the extreme if make the most of the memory of every processor. by analyzing the parallel compute performance of 2d upend - step flow calculation, it is proved that ebe iterative methods can achieve upper speedup rations

    本文還提出了一種網格分維新的計算公式，並基於網格分維對直接解法，組集總剛矩陣的迭代解法和基於ebe的迭代解法等三種方法的存儲量和計算量進行了分析和比較，得出了直接解法無論存儲量和計算量均最大，基於ebe迭代解法存儲量最小的結論；在曙光2000并行機上估計了基於ebe迭代解法的計算規模，說明只要充分利用各處理機的內存，可解問題的規模是非常巨大的；對二維倒臺階流并行計算進行了性能分析，表明基於ebe策略的迭代解法能獲得較高的加速比。
  10. Be careful when you execute alter assembly to make sure that there is no mismatch between the result of an expression and a value that is based on that expression stored in the assembly

    執行alter assembly時一定要謹慎，以確保表達式的結果與程序集中存儲的基於該表達式的值相互匹配。
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