linear elastic fracture mechanics 中文意思是什麼

linear elastic fracture mechanics 解釋
線彈性動力學
  • linear : adj. 1. 線的，直線的。2. 長度的。3. 【數學】一次的，線性的。4. 【動、植】線狀的；細長的。5. 由線條組成的，以線條為主的，強調線條的。
  • elastic : adj. 1. 有彈力[彈性]的。2. 伸縮自如的，靈活的。3. 機變的，輕快的。n. 橡皮線，松緊帶，橡皮圈。adv. -ally
  • fracture : vt. ,vi. （使）破裂；（使）折斷；（使）斷裂。n. 1. 破裂，折斷，斷裂。2. 裂痕，裂縫，裂面。3. 【醫學】挫傷，骨折。4. 【礦物】斷口；【地質學；地理學】斷層。
  • mechanics : n. pl. 1. 〈作單數用〉力學 〈cf. statics; kinetics; kinematics〉; 機械學。2. 〈作復數用〉結構；構成法；技巧。
  1. 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。
  2. Linear elastic dynamic fracture mechanics are adopted to analyze the working characters of the semi - rigid asphalt pavement with the reflective cracking. it is successful to simulate the crack expansion process based on elastic damage theory, at the same time the fatigue life is forecast. the research findings are valuable for the pavement engineering practice on the soft clay ground

    本文分析路表變溫對軟土地基上半剛性路面結構體的作用時，考慮了路表降溫導致瀝青混凝土回彈模量的非均勻性，採用線彈性動斷裂力學分析軟土地基上含反射裂縫半剛性路面結構體的工作性狀。
  3. The particularity of application of principles of linear - elastic fracture mechanics to wood and fracture parallel to grain

    線彈性斷裂力學原理在木材中應用的特殊性與木材順紋理斷裂
  4. ( 4 ) because calculation of stress intensity factors using the finite element method of the linear elastic fracture mechanics cannot satisfy the need for the real - time monitoring and the real - time analysis of cracks in concrete dams, a four - layer neural network optimized by genetic algorithm and chaos optimization algorithm is proposed. the example shows that the optimized neural network can yield good results

    （ 4 ）用斷裂力學有限元計算應力強度因子不能滿足對混凝土壩裂縫實時監測、實時分析中的要求，提出了利用遺傳演算法和混沌優化演算法改進的四層神經網路的解決方法，實例分析表明，本文提出的四層優化神經網路計算的應力強度因子接近於用斷裂力學有限元計算的應力強度因子。
  5. Linear elastic fracture mechanics, lefm

    線彈性斷裂力學
  6. Linear elastic fracture mechanics

    線彈性斷裂力學
  7. Lefm plastics - determination of tension - tension fatigue crack propagation - linear elastic fracture mechanics approach

    塑料.測定拉伸-拉伸疲勞斷裂延伸性.線性彈力斷裂機械
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