集中參數要素 的英文怎麼說

中文拼音 [zhōngshēnshǔyāo]
集中參數要素 英文
element with lumped parameters
  • : gatherassemblecollect
  • : 參構詞成分。
  • : 數副詞(屢次) frequently; repeatedly
  • : 要動詞1. (求) demand; ask2. (強迫; 威脅) force; coerceⅡ名詞(姓氏) a surname
  • : Ⅰ形容詞1 (本色; 白色) white 2 (顏色單純) plain; simple; quiet 3 (本來的; 原有的) native Ⅱ名...
  • 集中 : concentratecentralizefocusamassgroupmassingput togather
  • 要素 : essential factor; key element; part; element; factor
  1. The important meaning in which this direction studied has lain in establishing the connection between the material science of concrete and civil engineering, analyse the strength in terms of material microcosmic or the mesoscopic, have important meaning to understanding, know the essential law of the strength of concrete. this text divides six chapters altogether. chapter one reviewed the pore structure in nowadays domestic and international research current situation, including the concrete examines research, research of the pore structure model and the research current situations of pore structure and strength relation of the pore method, have introduced some most important achievements of structure research of pore ; chapter two narrated much yardstick of the material mesoscopic structure of concrete and principle of examining pore technology of material of concrete, and the commonly used sign parameter in discussedding the pore and material pore of quito of cement and analyse, have explained that the influence factor of mip to the result of study of pore, has pointed out the limitation in mip in the pore structure ; analyse porosity and strength relation development course of model emphatically, and has carried on comparative analysis to the existing model, has pointed out the weak point of the original model ; on the basis of " ing integrate synthetically ", propose concrete pore structure compound body model and pore physical model of systemlex body ; chapter five carried on the corresponding test data to compares to the model parameter appearing in model of chapter four with and analyses, have received k value of the characteristic of strength of matrices of reflecting according to the method to return to analysis, and calculate the influence produced on the strength of concrete in revision that can probed into the content of cement, elastic mould and surface energy, exactness of the inspection model ; chapter six is the conclusion, according to studying the survey this text to some research conclusions of the pore structure and making corresponding prospect to the structure development of pore

    第一章回顧了孔結構在當今國內外的研究現狀,包括混凝土測孔方法的研究、孔結構模型的研究及孔結構與強度關系的研究現狀,介紹了孔結構研究方面的一些最重的成果;第二章敘述了混凝土材料細觀結構的多尺度性及混凝土材料測孔技術的原理,並討論了水泥基多孔材料孔隙分析常用的表徵,也說明了壓汞法測孔對研究結果的影響因,指出了壓汞法在孔結構研究的局限性;第三章是著重分析了孔隙率與強度關系模型的發展歷程,並對已有的模型進行了比較分析,指出了原有模型的不足之處;第四章在「綜合成」的基礎上,提出了混凝土孔結構復合體模型和孔系統的物理模型,並模擬了該模型下由各單體並聯形成的復合體的斷裂過程,最後根據所建模型編制了相應的計算程序,可根據輸入的孔徑分佈與水泥含量等,實現混凝土理論強度的計算;第五章對第四章模型出現的模型進行了相應的試驗據對比分析,根據回歸分析的方法得到了反映基體強度特徵的k值,並從理論上探討了水泥含量、彈性模量和表面能的修正對混凝土強度計算產生的影響,檢驗模型的正確性;第六章是結論與展望,根據研究綜述了本文對孔結構的一些研究結論並對孔結構發展作了相應的展望。
  2. This article describes a way of special ultrasonic system which monitors thermal stress in seamless welded rails. this monitoring system is a non destructive testing system, which adopts avr mcu and high - precise time chip processing as the core of it, and adopts the critically refracted longitudinal wave as the object of measuring. my studying focuses on the theory of the monitoring system, which will be listed in this arctile : according to the snell theory, the theory of motivating of critically refracted longitudinal wave is described in details, and the finite element software is used to emulate the propagating course. the formulas of calculating the pts of swr are taken from the acoustoelasticity theory, and the calculating the parameters is introduced. according to assemble materials, three kinds of ways of monitoring the pts of swr using critically refracted longitudinal wave are described, which are measuring the sound - time in changeless distance, ultrasonic critical - angle refractomery and frequency spectrum, the first way of ways is used in this experiment system. the factors, which effect the monitoring system, are assaid in some degree based

    本文的研究工作重點在無縫焊接鋼軌溫度應力測量系統的理論模塊,包括根據snell原理,研究極限折射縱波的激發機理,並使用有限元軟體ansys進行模擬;根據聲彈性理論以及公式推導出計算無縫焊接鋼軌的溫度應力的公式,並對其的求解方法進行介紹;根據收的資料,介紹了三種使用極限折射縱波測量無縫焊接鋼軌溫度應力的方法,即固定距離測量聲時法、臨界角折射法和頻譜分析法,本實驗系統使用的是第一種;根據實驗經驗以及相關資料,分析了影響極限折射縱波測量溫度應力的幾個因,並提出了相應的解決方法;根據實驗系統的需,獨立設計並加工出相關配套的實驗設備,包括實驗鋼塊、有機玻璃楔塊、固定件、載荷外框裝置等。
  3. Parameters specify the subset as an offset in the input array, and the number of elements in the array to convert

    將子指定為輸入的偏移量和轉換的元
  4. Parameters specify the subsets as offsets in the input and output arrays, and the number of elements in the input array to convert

    將子指定為輸入和輸出的偏移量和輸入轉換的元
  5. Parameters specify the subset as an offset in the input array, the number of elements in the array to convert, and whether to insert line breaks in the return value

    指定作為輸入偏移量的子轉換的元以及是否在返回值插入分行符。
  6. Parameters specify the subsets as offsets in the input and output arrays, the number of elements in the input array to convert, and whether line breaks are inserted in the output array

    指定作為輸入和輸出偏移量的子、輸入轉換的元以及是否在輸出插入分行符。
  7. The third chapter introduces the establishment of the assessment index system in the argumentations on ship types and the selection of the parameters for the assessment index, and analyzes the technical factors which should be considered in examining a certain type of container ship

    第三章,介紹了船型論證考核體系組成以及如何對考核指標進行選定。同時對論證裝箱這一特殊船型在所需考慮的技術也作了分析。
  8. In the thesis, i choose the horizontal and symbiotic industrial cluster basing on the natural resources as the objects to study, and make full use of knowledges from many subjects, including : economy, management, complex science, math, computing simulation, etc. through the idea of " down to up ", i make every individuality ( company ) inside the industrial clusters as a cell ; and choose techological support, labor supply, natural resourses reserve, maket overlay, intermediary service, public foundation, govenment policies as the outside influencing features ; and choose total assets, total production value, output ratio of capital as the indexes of system characters. then, i establish a computing simulation model on the optimal scale of industrial clusters basing on cellular automata model by matlab software, and simulate the shifts of characters of sigle cell according to the changing environments

    本文主以基於自然資源稟賦的水平共生型產業群為研究對象,綜合應用現代經濟學、管理學、復雜性科學、學和計算機模擬方法等多學科的知識,吸納「自下而上」的思想,選取技術支撐、勞動力供給、自然資源、市場輻射、介服務、公共基礎、政府政策七個變量作為群成長的外部影響因以及總資產、總產值和資金產出率作為群的系統特徵指標,以產業群(系統)內部的個體企業為單位元胞,照自適應、自組織的自然演化機制模擬單位元胞自身特質受到周邊環境的變化而改變,採用元胞自動機模型和matlab軟體,建立一個基於元胞自動機模型的產業群規模演化的計算機模擬模型。
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