韌性模數 的英文怎麼說

中文拼音 [rènxìngshǔ]
韌性模數 英文
modulus of toughness
  • : 形容詞(不易折斷; 柔軟而結實) pliable but strong; tenacious; tough
  • : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
  • : 模名詞1. (模子) mould; pattern; matrix 2. (姓氏) a surname
  • : 數副詞(屢次) frequently; repeatedly
  • 韌性 : 1. (指頑強持久的精神) tenacity 2. [力學] toughness; ductility; ductibility
  • 模數 : [物理學] modulus; module; modulo; mod
  1. Web design pattern of struts framework which based on j2ee mvc model is adopted to design the whole system, this can divide the application into business module, application controlling module and data displaying module in effect without worrying about coupling problems, improve flexility of the application, develop the system in an orderly way, convenient for integration maintenance and upgrade

    在系統設計上,採用了基於j2eemvc式的struts框架的web應用體系,有效地將業務邏輯、應用程序控制和據顯示功能塊區分開來,可以分別集中開發任意塊而不用擔心耦合問題,提高應用程序的柔,使整個系統的開發有條不紊、容易集成、便於維護升級。
  2. The following conclusions are gained : ( 1 ) the located shear band prongs the ligament near the top crack tip and the structure may occur shear - mode fracture at the angle of 155 ? to crack when load is 87. 92mpa ; the mode of fracture of the flange joint structure is not possible to be void - mode ; ( 2 ) it is proved that loading and then unloading repeatedly can not increase the possibility of invalidation of the structure when the times of loading and unloading are not too more when load is operating pressure ; the structure is safe when the vessel is operating ; ( 3 ) in the fe model of the thesis, not considering the influence of water pressure test which is in the process of fabrication of vessel in fe results in larger deviation in analysi

    得出了以下結論:在8792mpa的載荷下筒體一封頭連接結構處的集中剪切帶貫穿帶,可能發生沿與原裂紋線成155 「角方向剪切型斷裂;筒體一封頭連接結構不可能發生窩型斷裂; ( 2 )在工作壓力下進行次不多的反復加、卸載,結構不會破壞,也不會喪失安定:結構在工作狀態下是安全的; m在本文的彈塑有限元擬計算中,對于裂紋尖端進行力學分析時,不考慮壓力容器製造過程中水壓試驗的影響,將導致計算結果出現較大的偏差; ( 4 )筒體完全屈服時的載荷為92石3mpa ,封頭完全屈服時載荷為86
  3. The influence factors of brittleness of hslc such as w / b ratio, sand percentage, type of aggregate and binder constitution are analyzed by the experiment : in order to improve the toughness of hslc, we study the function of fiber, polymer, aggregate and low - layer steel fiber on improving toughness, and explain the mechanism of improving toughness of them

    最後採用這四種技術復合增,得到了和理想結構型相符的高強高輕集料混凝土,較基準輕集料混凝土抗壓強度增加16 . 3 ,抗彎強度增加97 ,沖擊提高171 . 9 ;劈裂抗拉強度增加52 . 6 ,提高19 . 2倍,並且具有耐久、經濟等優良能。
  4. Lwac is becoming one of the important trends in the development of modern concrete. to solve the problems such as poor workability, large shrinkage value and crack easily of lwac, on the basis of systematic experiments, the author establishes lwac workability evaluation system and advances the testing method of pumping performance of lwac ; the control technology of discrete of lwac is introduced through analyzing structure formation process and establishing the mathematic model ; based on studying the strength source of lwac and the function mechanism of artificial additive, this paper not only confirms some major factors which affect concrete strength but explores the preparation technology route of high strength lwac ; the different effects of several fibers in lwac have been studied, and the fiber is introduced in pumping lwac to improve its crack - proof performance

    本文針對輕集料混凝土工作能差、收縮變形大、易於開裂等問題,根據大量實驗建立了高強輕集料混凝土工作能的評價體系,提出了高強輕集料混凝土可泵的測試方法;通過分析輕集料混凝土的結構形成過程,建立了輕集料混凝土拌和物物料運動的型,提出了防止輕集料混凝土分層離析的技術措施;通過對輕集料混凝土強度來源和礦物摻合料的作用機理的深入研究,確定了影響輕集料混凝土強度因素的主次關系,提出了配製高強輕集料混凝土的技術路線;研究了纖維在輕集料混凝土中的增強增、減少收縮的作用機理。
  5. First of all, the whole damage field curves with toughness that selected as the fatigue damage variable was measured, then on the basis of frame of nonlinear continuum fatigue damage theory, the expressive form of fatigue damage parameter was decided by means of the tested curve data, and a new nonlinear fatigue damage cumulative model was proposed

    摘要首先以為損傷變量進行全域損傷曲線測試,以非線損傷理論框架為基礎,用測試曲線據確定損傷變量參表達形式,得到非線連續疲勞損傷型。
  6. 16mnr and 45 # steel are taken as examples. the obtained results have been applied to analyze the safety of operation pressure and rationality of design of a kind of engineering structure - a flange joint of hemispherical head to cylindrical shell. try to seek a sort of new method to assessment the capability of structure to load beyond the traditional method which regards stress and strain as main parameters

    本文以45 ~ #調質鋼和壓力容器常用鋼材16mnr為研究對象,對金屬材料斷裂的斷裂式進行細觀機理上的研究,進而分析一種工程結構? ?採用與筒體厚度不同的半球形封頭的壓力容器的筒體連接結構? ?的靜載變形特點和破壞形式,嘗試在以應力應變為主要參的傳統方法之外,尋求一種新的結構承載能力分析的方法。
  7. Taking in - situ toughened silicon nitride as a design object, principle component analysis ( pca ) is applied to study the microstructure and mechanical properties, to find out the main microstructure controlling factors, and to simplify the characterization variables and criterions ; fuzzy neural networks ( fnns ) is also applied to develop a design expert system for this material, which can realize the forward prediction from processing, microstructure to mechanical properties, and backward design from mechanical properties or microstructure to processing ; monte - carlo method is applied to simulate the grain growth of this material, and then crack propagation is simulated, which is another way based on physics and chemistry to developing prediction models from processing until to mechanical properties

    本文以自增氮化硅陶瓷為設計對象,運用主成分分析法( principlecomponentanalysis : pca )對自增si _ 3n _ 4陶瓷的顯微結構和力學能進行據空間降維,獲得自增si _ 3n _ 4陶瓷顯微結構控制的主要因素,進而簡化了表徵參量變量和準則;運用糊神經網路( fuzzyneuralnetworks : fnn )建立了自增si _ 3n _ 4陶瓷設計專家系統,能實現工藝?微結構?能的正向預測及反向設計;運用monte - carlo方法( mc )進行自增si _ 3n _ 4陶瓷的晶體生長擬,然後進行裂紋擴展擬,探索建立工藝?微結構?力學能預測型的思路。
  8. The following results are achieved : ( 1 ) in accordance with the empirical electron theory of solids and molecules, considering the number of covalent bond pairs on the strongest bond in a segregation structure na, the elements for matrix - strengthening can be chosen. ( 2 ) on the basis of the available phase - equilibrium thermodynamics calculation of alloy system and phase diagrams, which have been worked out, the contents of alloy elements can be identified with reference to the types, quantity and phase - transformation of carbides. ( 3 ) both the values relating to toughness ( including bending strength, yield strength, impact value of unnotched samples ) and hardness of new dm9 die steel are higher than those of crl2mov die steel

    結果得出: ( 1 )根據固體與分子經驗電子理論,利用偏聚結構單元的最強共價鍵上的共用電子對n _ a ,可以選擇工具鋼基體相的強化元素; ( 2 )根據合金系相平衡熱力學計算及已有的相圖,可以碳化物類型、量及其相變確定合金元素含量; ( 3 )新型dm9鋼在強(抗彎強度、屈服強度、無缺口沖擊值)和硬度方面均高於cr12mov鋼; ( 4 )以dm9鋼與6crw2si 、 7cr2wmovsi ( dm7 ) 、 h13和cr12mov四種具鋼的實驗比較,進一步驗證了上述冷作具鋼合金設計方案是合適的。
  9. With this in minds, many researchers have proposed a variety of models for describing the nonlinear fracture of concrete for the past decades. amid them most take the critical stress intensity factor kic as the fracture toughness, a sign of ability to resist the crack extension

    對此,在過去的幾十年裡,眾多研究人員提出了很多描述混凝土非線斷裂的型,而其中的大多斷裂型都以臨界應力強度因子k _ ( ic )作為抵抗裂縫擴展阻力的斷裂度。
  10. The results showed that the stress - strain realtionship of pt could be expressed with exponential functions, and there were significant differeces between the normal group and the immobilized group in their theoretical curves of stress - strain relationship and two material constants of pt. also, significant differences were found in tensile strength and tangent modulus between the two groups, but the maximum load of pt in the immobilized group did not decrease significantly

    結果顯示:正常組與制動組間髕帶的應力-應變關系理論曲線有明顯不同,其材料常亦有顯著差異;制動組髕帶的極限強度和彈量較正常組均有明顯下降,其極限載荷下降不明顯。
  11. Theoretic analysis and simulation results show good robust of the new method under both gaussian and fractional lower order stable distribution noise conditions

    理論分析和擬實驗表明,新方法在高斯和分低階穩定分佈噪聲環境下都具有良好的
  12. Professor wei explains the nature of block copolymer with mathematical models, which, among other applications help design thermoplastic elastomers that combine high - temperature resilience and low - temperature flexibility, inexpensive box tape that achieves pressure sensitive adhesion, and medical implantation of specific surface properties

    魏教授以型解釋大塊共聚物的特,有助製造具備抗高溫和低溫的熱塑體、容易黏貼而價廉的封箱膠紙,以及有特殊表面的醫療植入物。
分享友人