脆性模型 的英文怎麼說

中文拼音 [cuìxìngmóxíng]
脆性模型 英文
brittle model
  • 脆 : 形容詞1 （容易折斷破碎） fragile; brittle 2 （較硬的食物容易弄碎弄裂） crisp 3 （聲音清脆） （of ...
  • 性 : Ⅰ名詞1 （性格） nature; character; disposition 2 （性能; 性質） property; quality 3 （性別） sex ...
  • 模 : 模名詞1. （模子） mould; pattern; matrix 2. （姓氏） a surname
  • 模型 : 1 （仿製實物） model; pattern 2 （制砂型的工具） mould; pattern3 （模子） model set; mould patter...
  1. A cusp catastrophe model of unstable failure process of quasi - brittle materials

    準脆性材料破裂過程失穩的尖點突變模型
  2. A general consensus exists related to the influence of slow crack propagation ahead of the crack tip upon the nonlinearity observed in the typical load - deflection response of the concrete specimen, namely, concrete exhibits somewhat quasibrittle behavior, which has been verified by the inapplicability of the conventional linear elastic fracture mechanics ( lefm ) and fracture models suitable for metal - like materials

    現在已經意識到，混凝土在其典型的位移曲線中呈現出的非線性特徵是由於裂縫在端部的緩慢擴展引起的，可以認為是混凝土的一種半脆性性能。這是在發現傳統的線彈性斷裂力學（ lefm ）和適合金屬類材料的斷裂模型不適用於混凝土研究時得出的結論。
  3. The fractal is a geometrical figure with self - similar symmetry, and it is an important tool for characterizing irregular structures in nature that are self - similar on certain length scales. for example, the koch curves can be viewed as a mathematical model for coastlines, percolation model can be used to mimic mixture of mental and insulator, self - avoiding walks can serve as a model for linear polymers, and rock fracture mode can stimulate the process of brittle fracture of rock, and so on

    分形是具有自相似對稱性的幾何圖形，可用來模擬自然界中在一定尺度范圍內具有自相似對稱性的不規則結構，如koch曲線可用來模擬海岸線，滲流模型可模擬金屬絕緣體混合物，自迴避無規行走模型可模擬線性聚合物，巖裂模型可模擬真實巖體的脆性破裂等。
  4. The planeness and integrality of the flier - plate were ensured effectively by exerting restrictive pressure, controlling heating and cooling rate, lowering welding temperature or reducing welding time as much as possible, etc. theoretical model of creating quasi - isentropic compression via 93w - ofc - tc4 - a1 - mb2 system flier - plate with graded wave impedance was established, and numerical simulation of the impact process was then carried out

    採取施加外部機械力、控制升降溫速率以及盡量降低焊接溫度或減少焊接時間（防止脆性金屬間化合物的過度增長）等措施，確保了焊接接頭的平整性和界面結構的完整性。建立起梯度飛片擊靶的理論模型，對93w - ofc - tc _ 4 - al - mb _ 2系波阻抗梯度飛片的擊靶過程進行了數值模擬計算。
  5. The results show that the fracture surface is characterized by a combination of most intergranular brittle regions and a few cleavage regions, and there are finer precipitations on grainboundaries

    結果表明，成型模裂紋斷口形態呈沿晶特徵，沿晶面上有細小析出物，為脆性斷裂。
  6. Visual modflow computer code was selected to simulate heads distribution, calculate the zone budgets of the area, evaluate the effect of external stresses on the groundwater head, to determine how much water would be diverted from the river as the result of pumping and to demonstrate how the groundwater model can be used as a comparative technique to formulate a new approach for the quantitative groundwater vulnerability assessment in order to optimize utilization of the resource

    在分析河床沉積物滲透性對模型結果的影響時，採用了實際野外水文地質條件而不像前人所採用的假想模型。本論文用visualmodflow建立數值模型模擬預測了地下水水頭分佈，計算區域的水均衡，分析源匯項對地下水水位的影響。在此基礎上進行了全區的地下水脆弱性評價，為地下水資源的合理開發利用提供依據。
  7. The research of high performance pavement concrete ( hppc ) is done in two sides. one is mixture design, the other is pavement performance. the mixture design and design flowchart of hppc is given on the base of nc with the consideration of characteristic of both hppc and nc. the grow law, influencing factor and formation mechanism of hppc strength is analisised by perpendicular experiment. in the same, the fatigue equations are set up for hppc and hppc i on the base of fatigue experiment. the fatigue mechanism of hppc is analysised by damage mechanics and fracture mechanics. brittleness, frost resistance and abrasion resistance of hppc is researched with the camparition to nc i. at last, the economic analysis of hppc is done by two kinds of way

    結合高性能混凝土與普通路面混凝土的特點，提出了建立在普通路面混凝土基礎上的高性能路面混凝土配合比設計方法，給出了設計流程；通過正交試驗（強度試驗） ，分析了高性能路面混凝土的強度發展規律、影響因素與形成機理；同時，根據疲勞試驗結果採用雙參數weibull分佈模型分別建立了高性能路面混凝土和高性能路面混凝土（沒有摻加硅粉）疲勞方程，應用損傷力學和斷裂力學，分析了高性能路面混凝土的疲勞機理；並採用了對比分析方法，研究了高性能路面混凝土的脆性、抗凍性和耐磨性等。
  8. As a new building material for reinforcement and strengthening, the supply and application of epoxy resin structural adhesive are more and more, but standard structural adhesive itself has the disadvantages such as worse working performance, low bond strength, brittleness, low elastic ratio. so it is necessary to modify the structural adhesive

    環氧樹脂建築結構膠作為一種加固修復的新型建築材料的需求量變得越來越大，應用的范圍也越來越廣，但目前環氧樹脂結構膠存在工作性能不好、粘接強度不高、脆性大、彈性模量較低等缺點，所以有必要對其進行改性研究。
  9. Based on the damage evolution formation depicted by kachanov of brittle materials in unitary stress state, in this dissertation, the constitutive equation of nonlinear damage material is given, macroscopically, on the assumption that damage variable is exponential relation to strain, d = ( gy i k ) ", where g is the shear module, k is the damage module and the y is the effective strain, d is damage variable and n is hardening exponent

    在kachanov描述的一維應力狀態下的脆性材料的損傷演化模型的基礎上，文中給出非線性損傷材料的本構方程，唯象地假設損傷變量與應變成冪次關系， d ~ * = （ g / k ） ~ n ，其中g為剪切模量， k為損傷模量，為有效應變因子， d為損傷變量， n為硬化指數。
  10. In the face of the increasingly complicated threat of network environment, this paper focuses on the study of theories and key technologies of information security operation about network adversary, operation architecture, attack detection, attack prevention, attack deception and vulnerability analysis. the purpose of the researches is to explore new methods for information security assurance so that we can have the initiative on information security

    而對日益復雜網路環境威脅，本文就網路敵手模型、對抗體系、攻擊檢測、攻擊阻斷、攻擊欺騙以及脆弱性分析等信息安全對抗理論和關鍵技術進行研究。其目的在於探索新型的信息安傘保障方法，以掌握信息安全對抗主動權。
  11. A new network vulnerability analysis model is given by use of layered analysis in this paper

    摘要在被動網路節點脆弱性分析方法的基礎上提出了一種新的基於主動攻擊的網路脆弱性分析模型。
  12. Chapter 7, based on vulnerable ecology of tarim river watershed, the author build eco - environment quality evaluation fuzzy synthetical evaluation model according to tarim river watershed characteristics

    第七章從生態脆弱性的角度出發，建立了適合塔里木河流域特點的生態環境質量評價的模糊綜合評價模型，對塔里木河流域生態環境質量現狀進行了評價。
  13. Development of the computer aided system for crop morphological structure and its application

    模型及其在地下水脆弱性評價中的應用
  14. Study on model of damage and flow coupling in brittle rock failure process

    脆性巖石破裂過程損傷與滲流耦合數值模型研究
  15. The fracture is brittle fracture, and the reason is that material of forming dies takes place the temper brittleness

    引起脆性斷裂的原因是成型模產生了回火脆性。
  16. A new approach of gva that formulated to relatively quantify the groundwater depletion risk was evaluated with visual modflow results to determine the accuracy of the vulnerability maps. there are very close acceptable match of the groundwater vulnerability index map results with visual modflow simulation results

    本文使用新的地下水脆弱性評價方法同時把所得的脆弱性評價結果與數值模型模擬結果進行對比，證明該方法準確可靠，可用於指導該地區地下水資源的開發利用與保護。
  17. Theoretical model for fuzzy evaluation of vulnerability of regional hazard bearing body

    模糊綜合評判區域承災體脆弱性的理論模型
  18. Fifthly, one agent - based network vulnerability analysis system ( briefly named anvas ) is designed, and some key technologies of the anvas are studied and analyzed. the mpi - based algorithm for vulnerability information quick collection and relation model - based method for vulnerability analysis are proposed

    設計一個基於主體網路脆弱性分析系統anvas ，並研究分析anv人s中的關鍵技術，提出了基於mpi的脆弱信息快速採集演算法和基於關系模型的脆弱性關聯分析方法。
  19. Centrifuge modeling of failures of cohesive soil slopes

    含裂紋缺陷脆性巖石的峰值強度模型
  20. Based on the brief introduction of the complexity of power system, this paper introduces the application of system complexity theory in power system and the research status, including self - organized criticality, cascading failure model, structure vulnerability and the evolution of cascading failure in complex power systems, and then further proposes that research on complex theory may provide a new area for the exploration of security and reliability of inter - connected power grids

    摘要在簡述電力系統復雜性的基礎上，介紹了系統復雜性理論在電力系統中的應用以及研究概況，包括電力系統的自組織臨界性、電力系統連鎖故障模型和復雜電力網路的結構脆弱性和連鎖故障演化等，進一步指出電力系統復雜性理論的研究可能為探索互聯電力網路的安全性和可靠性提供一個新的方向。
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