artificial element 中文意思是什麼

artificial element 解釋
人工放射性元素
  • artificial : adj 1 人工的,人造的;人為的 (opp natural)。2 摹擬的 (opp genuine real); 不自然的,矯揉造作的...
  • element : n 1 要素;成分;(構成)部分;分子。2 【化學】元素;【數學】元,素;【機械工程】單元;單體;【無...
  1. In this paper, the finite - element numerical analysis calculation is applied to the foundation of high - rise and multi - floor building and the evolvement law of stress and displacement of tunnel used by urban traffic to explore the mutual influence between the wall rock of underground space and high - rise building foundation, taking account of the specific construction situation in the " sanmu garden " project in dadukou district in chongqing, from the perspective of underground space static - force structure stability analysis to open a underground tunnel with 6m in span and 7. 5m in height for track traffic 20m below the surface. this paper, taking considerations of three different states, i. e. the natural state without any artificial interference, the state of high - rise buildings on the surface, and the underground tunnel state with excavation for track traffic, and four plane lines and four vertical lines, analyzes and studies the distributing law of stress and displacement of calculation section from the following aspects : ( 1 ) the main stress vectorgraph, displacement distribution graph ( ux, uy ) and chromatogram graph of stress isoline ( 1, 2, xy ) of section under different states ; ( 2 ) the contrastive distribution curve of stress ( 1, 2, xy ) of different plane and vertical lines under the same state ; ( 3 ) the contrastive distribution curve of stress ( 1, 2, xy ) of the same plane and vertical lines under different states, wishing to provide references for underground space utilization and project designing and construction of the tunnel under high - rise buildings in the future

    本文結合重慶市大渡口區「三木花園」開發建設項目,從地下空間靜力結構穩定性分析角度出發,針對在該項目中涉及的高層和多層建築物以及在其地下20米處開挖了一個用於軌道交通的跨度6米,高7 . 5米的地下隧道這一具體工程情況,採用2d - 3d -有限元結構分析程序對高層與多層建築物的地基基礎及其與城市軌道交通使用的地下隧道圍巖的應力與位移演變規律進行了有限元數值分析計算,探索了地下空間圍巖與高層或多層建築物地基基礎之間的相互影響,通過考慮未受到任何人為擾動影響的天然狀態、地表存在多層或高層建築物狀態和地下開挖用於軌道交通的地下隧道狀態等三種不同狀態以及4個水平剖線和4個垂直剖線等不同情況,從以下幾個方面具體分析研究了計算斷面的應力與位移分佈規律: ( 1 )在各種不同狀態下計算斷面的主應力矢量圖、位移分布圖( ux 、 uy )以及應力等值線色譜圖( _ 1 、 _ 2 、 _ ( xy ) )等; ( 2 )相同狀態下不同水平與垂直剖線的應力_ 1 、 _ 2和_ ( xy )對比分佈曲線; ( 3 )不同狀態下相同水平或垂直剖線的應力_ 1 、 _ 2和_ ( xy )的對比分佈曲線等,為今後在對地下空間的開發利用以及在高層建築物地下開挖硐室時的工程設計和工程施工提供參考依據。
  2. Extension control which is based on matter element and extenics is a new branch of the artificial intelligent control

    基於物元分析和可拓學的可拓控制就是智能控制的一個新分支。
  3. This paper primary research and achievements that concerned about the dynamic stability for jindui city artificial filled relax high slope has been made as follow : ( 一 ) in the nature condition, utilizing finite - element method and engineering geology technique, gained the type, mechanism, rule of the deformation and destruction of the slope as below : the type of unitary destroy ; the shallow part destruction

    本文主要從以下幾個方面對金堆城排廢場人工堆積鬆散高邊坡進行動力穩定性研究: (一)利用有限元模擬結果,結合野外工程地質調繪,得到研究區人工堆積高邊坡在自然條件下,有如下幾種變形及破壞類型:整體破壞( a ) ? ?蠕滑拉裂型、整體破壞( b ) ? ?拉裂滑移型、表部破壞( a ) ? ?細溝、沖溝型、表部破壞( b ) ? ?滑塌型。
  4. On the basis of bishop, fem ( finite element method ), dem ( disturbing energy method ), ann ( artificial neural network ) and ai ( artificial intelligence ), the thesis has study in details about the stability analysis, condition forecast, repair mode selection of the landslide, and obtain some significative conclusion

    本文結合實例,運用簡化畢肖普法、工程數值模擬技術-有限元法、基於系統能量準則的干擾能量法、神經網路理論及人工智慧理論等多種手段,從不同角度對滑坡的穩定分析、狀態預測、整治方案選取等進行了較為深入的研究,得出了一些有意義的結論。
  5. As the link of the artificial environment and the natural environment, the urban waterfront which is the main element of the composition of the city makes up the unique landscape of the region, moreover it is the city life carrier

    城市濱水區是城市生態系統的有機組成部分。作為城市人工環境與自然環境的結合點,它在構成獨特區域景觀的同時,又是城市生活的載體。黃土高原地質地貌環境復雜,溝壑縱橫,水土流失現象嚴重。
  6. Though the climate the difference of every area on the earth is enormous, comfort about architectual micro - climate and physical characteristic of the hot movement are unanimous. guiding the tactics and concrete method with the architectural design of abiding by climate the breakthrough point. through discussing the relationship between achitecture and climate, constructing the method of architect design abiding climate and practicing, the thesis proposes that architect design abiding climate must make the comfortable and healthy building indoor environment as target, analyse synthetically the area of climate environment and the three aspects of relationship between the climate and architect, create comfortable artificial environment utilizing the characteristic of the nature climate element

    雖然地球上各個地區的氣候差異巨大,但是人類關于建築微氣候的舒適感以及熱運動的物理特性是一致的?本文以適應氣候的建築設計指導策略和具體方法措施為論文的切入點,通過探討氣候與建築相互關系?建構適應氣候的建築設計方法和具體的應用實踐,提出適應氣候的設計應當是以創造舒適
  7. By using the finite element numerical simulating method, and studies based on the practical project xiluodu arch dam, this paper studies systematically the type of joints, placing temperature, protection methods on the surface of concrete dams, the first stage artificial cooling method including different cooling water temperatures, cooling lasting days and cooling pipes arrangement

    本文利用數值模擬計算方法,以溪洛渡實際工程為依託,對大體積混凝土施工中常採用的溫控措施對混凝土溫度變化的影響規律進行了全面系統的研究,包括分縫分塊方式、澆築溫度、混凝土間歇時間、一期冷卻方式(包括不同進水溫度、不同水管布置、不同通水時間)等。
  8. In order to overcome problems arisen from the application of x fluorescence analysis into complex spectrum produced by archaeological ceramic fragments with multi - element, low content and thick ground, we have employed the artificial neural network into the research of x fluorescence archaeology and conducted three kinds of research works. as the first one, we have applied the linear olam network ( optimal linear association memory network ) and the non - linear bp network ( back - propagation network ) respectively to analyze the complex x fluorescence spectrum of archaeological samples, and taken both results of spectrum analysis to compare with each other. the second, the method of pattern recognition of bp network was tentatively used to perform intelligent identification of production places of these archaeological samples

    針對科技考古中對大量考古陶片進行產地研究時x熒光分析對多元素、低含量、厚基底考古陶片產生的復雜譜分析的問題,將人工神經網路引入x熒光考古中,進行了三方面的研究工作:一是用線性olam網路(最優線性聯想網路)和非線性bp網路(誤差反傳導網路)分別對考古樣品的x熒光復雜譜進行解譜,並比較二者的解譜效果;二是用bp網路模式識別方法對考古樣品的產地進行智能識別;三是為了提高網路運算的可靠性和減小基體效應及電噪聲的干擾和影響,研究並提出了三種網路學習前的譜數據預處理方法。
  9. A variety of artificial receptor molecules, such as cyclodextrin ( cd ), crown ethers, calixarenes and porphyrin, as typical host compounds, have attracted enormous research interest in their molecular recognition. among them, cds having an interior hydrophobic cavity and an exterior hydrophilic environment, as a buildup element of second generation supramolecule, can accommodate many organic, inorganic and biological molecules in their toroidal cavity to form stable host - guest inclusion complexes. therefore, they have been paid much attention by the researchers of supramolecular chemistry

    在已報道的多種人工超分子主體物質中,以冠醚、環糊精( cyclodextrin ,簡稱為cd ) 、杯芳烴及卟啉( porphyrin )為主體的分子識別研究引起了人們的廣泛關注,其中環糊精( cd )作為第二代超分子的構築體,其內腔疏水而外部親水,可以與許多有機、無機和生物分子形成包合物,從而成為超分子化學工作者感興趣的研究對象。
  10. The finite element analytical model was established for carbide anvil of artificial diamond belt synthetic device

    摘要建立了人造金剛石belt合成裝置硬質合金頂錘的有限元分析模型。
  11. Taking the natural frequency arid the ratio of frequency drop as input characteristic parameters, crack damage in the cylindrical supporting shell of a portal crane is diagnosed and its length and position are forecasted, applying finite element emulation and artificial neural network technologies

    摘要應用有限元模擬技術和人工神經網路模型,以反映結構損傷程度的固有頻率和損傷的頻率下降率作為神經網路輸入的特徵參數,對門座起重機筒形支柱上出現的裂紋損傷長度和位置進行了綜合診斷和預測分析。
  12. There are two problems in simulating sh - wave issue by finite element method. the first is establishing artificial boundary problem, because of simulating the infinite field from the finite field in which intercept from the infinite field, so we introduce artificial boundary

    用有限元模擬波動問題,其首要問題是人工邊界的設置問題,由於要從無限域中截取有限區域來模擬無限域,所以要引入人工邊界。
  13. By applying " none homogeneous multi - laminate element ", hong - kou rcc gravity dam ' s simulation computing of temperature field and stress field at construction period and operation period for all courses and many factors. e. some kinds of methods are discussed in detail for temperature field back analysis, and artificial neural network method for back analysis of thermal parameters of concrete is suggested

    應用「非均質層合單元法」實現了洪口碾壓混凝土重力壩施工期、運行期全過程多因素的溫度場及徐變應力場的模擬計算,進行多方案的比較分析,推薦出優選溫控防裂方案,取得了非常滿意的成果。
  14. For ecological system, the state of the system in a moment will be influenced by the state in history as well as by the relation of species at that moment, say, the influence of time delay, and so if we consider it, we will be more precisely in discribe the change and development of the system ; on the other hand, the population of species may be distributed in different patchs because of the influences of envionment or artificial element, this made us had to consider not only the time element but also the spatial element, said the diffusion of species

    對于生態系統而言,系統在某時刻的狀態(即種群密度的增長率)不僅受到當時各種群間關系的影響,也應當受到歷史的制約,也即是時滯效應的影響,因而在生態系統中考慮時滯因素,將能更正確的描述系統的變化于發展;另一方面,由於環境或人為因素的影響而使種群的分佈呈現一定的區域性,這就使得我們在對其進行研究時不僅要考慮時間因素,更應該考慮空間因素,即種群間的擴散效應。
  15. In this tutorial three artificial sets of elements will be used : lowercase, uppercase ve xnumber sets. for a human reader it is an easy task to recognize the set an element belongs to. but the computer does not have the apriori knowledge the human has and so the logic would have to be programmed into the handling program

    在本教程中,我們假定3個元素集合:小寫字母,大寫字母,以x開頭的數字ve xnumber ,盡管對於人類來說可以很容易的識別一個元素是屬于哪個集合,然而計算機並沒有人類這種演繹能力,因此這樣的邏輯必須要編寫到處理程序里去
  16. Finite element analysis of the influence of shape and surface treatment of artificial stem on stress distribution of prostheses and femur after total hip replacement

    人工股骨柄形狀和表面處理對置換術后假體和人體股骨應力分佈影響的有限元分析
  17. A boundary element modeling method for the electromagnetic field by artificial source in frequency domain with 3 - d topography

    三維地形頻率域人工源電磁場的邊界元模擬方法
  18. Fepg uses the method of components and the technique of artificial intelligence to generate finite element program automatically by a computer according to the general principles of mathematic and internal rules of finite element method, as is similar to the deduction of mathematics

    有限元程序生成系統可以根據通用的數學原理和有限元素法規則,採用部件化和人工智慧的方法,像推導數學公式那樣利用計算機自動生成有限元程序。
  19. In this paper, a 3d finite element analysis software ( fzfx3d ) was compiled to simulate the construction process of mass concrete structures constructed with sequence method. based on the practical project xiluodu arch dam, the dam ' s construction process was simulated by a small time step size, 0. 5 or 1 days. the environmental temperature change, hydration heat rise, artificial cooling, creep, volume deformatio

    運用laplace變換方法將溫度的求解表示為只與空間坐標及澆築時間有關的函數,從而避免了用隱式差分法、有限元法求解時需求解聯立方程的因而對測點選擇的依賴,也避免了顯式差分法求解穩定性受時間步長,測點間距大小限制的缺點,因而具有測點布置靈活的特點。
  20. First the fundamental theory used as in this template has been put forward such as finite element analysis, optimal design, artificial neural network etc. after that, how to use these theory complete the task of the template has been illustrated in detail through the example of zhongyuan rail crane structure

    文章首先闡述該模板系統所用的理論基礎:有限元理論及其二次開發原理方法、優化設計理論及本系統所涉及到的優化方法及種類、人工神經網路的基本原理及本系統採用的bp神經網路演算法,然後是這些理論的具體綜合應用即模板的實現。
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