elastic propagation 中文意思是什麼

elastic propagation 解釋
彈性傳播
  • 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
  • propagation : 持續培養
  1. Applying classical wave theory, a concept of equivalent elastic modulus on propagation speed modification of guided wave through " variable cross - section " of metal bar embeded layer was put forward

    摘要運用波動的經典理論,提出了導波在金屬桿嵌入層「變截面」傳播時波速改變的「等效彈性模量」的概念。
  2. Propagation characteristics of plane sh wave passing through elastic interlining in elastic medium

    波通過彈性夾層時的傳播特性
  3. In chapter 5, we discuss the cauchy problem of the imbq equations which originate from the longitudinal propagation in a nonlinear elastic rod model of dna

    在第五章中,研究由nwa分子中的非線性波傳播而導出的twrsq型方程組w 。一「 8c一uoc 。 。
  4. In this study, we applied the reversibility of elastic wave to a discussion of the reverse time propagation of wave equation

    摘要本文應用波動方程式的可逆性討論彈性波的逆時影像重建。
  5. A complete study of the propagation of shock waves in elastic solids is presently lacking.

    關于彈性固體中沖擊波的傳播,目前還缺少全面的研究。
  6. 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。
  7. It consists of two parts : the first part ( chapter 2, 3, 4, 5 ) studies the characteristic of elastic waves and surface waves in orthotropic fluid - saturated porous media using biot ' s theory which is based on the substitutive model. in the second one ( chapter 6 ), a new three - dimensional meso - calculating model, which is more coincided with the inner action mechanism of porous media, is proposed. based on this model, the elastic wave propagation in fluid - saturated porous media under longitudinal impacting is discussed

    論文主要分為兩大部分:第一部分基於替代模型的biot理論,對各向異性介質中平面波以及表面波的傳播特性進行了研究;第二部分從細觀層次出發,提出了一個更加符合含液飽和多孔介質內部作用機理的三維細觀計算模型,並對縱向沖擊載荷作用下液飽和多孔介質中彈性波的傳播規律進行了討論。
  8. Based on the backward propagation concept, we evaluated the feasibility of reconstructing the image of elastic wave sources and scatterers

    依據逆時傳播的觀念以評估重建彈性波源及散射體影像的可行性。
  9. The ultrasonic quenching of medium carbon alloy high strength steel 35crmnsi was conducted, using h66025t ultrasonic generator. the result showed the mertensite lath was fined obviously and the nucleation rate was improved. it proved the theory that the propagation of elastic wave in austenite can promote the nucleation of martensitic transformation

    採用h66025t超聲波發生儀,對中碳合金高強度鋼35crmnsi進行超聲波淬火,發現馬氏體板條明顯細化,提高了馬氏體相變形核率,證實了彈性波在奧氏體中傳播促進馬氏體相變形核理論。
  10. Three finite - difference methods, i. e., stagger grid, implicit and explicit algorithms, are analyzed in detail. multi - grid algorithm is firstly introduced in elastic wave simulation, to solve for the stability problem inherent in stagger grid and implicit algorithm, also for the efficiency problem inherent in explicit algorithm, and the precision, stability and efficiency for simulation of elastic wave arc increased by multi - grid method. phase - delay method is provided to effectively absorb boundary reflection and increase efficiency for wave motion simulation, based on phase delay and amplitude decaying features along wave propagation

    在水平分層介質接收函數的波形反演研究的基礎上,本文系統闡述了非均勻介質中彈性波傳播數值模擬常用的三種有限差分方法:顯式差分、隱式差分和交錯網格法,首次將多重網格演算法應用於彈性波方程的數值模擬問題,克服了交錯網格法和顯式差分法穩定性差,以及隱式差分法計算效率低的缺點,大大提高了彈性波數值模擬的精度、穩定性和計算效率。
  11. According to the mechanism, the nucleation course of martensitic transformation requires energy ( i. e. elastic energy ) propagation in the form of wave in austenite

    按此機制馬氏體相變形核過程中需要有能量(彈性能)以波的形式在母相中傳輸。
  12. Attenuation characteristic of fast wave, slow wave, quasi - transverse wave and anti - plane transverse wave are discussed and the combined effects of the anisotropy of the solid skeleton and fluid viscosity on the propagation characteristic of plane waves are analyzed numerically. the influence of horizontal anisotropy and fluid viscosity on the propagation characteristic of elastic waves is clarified

    討論了液飽和多孔介質中快波、慢波,準剪切波和反平面剪切波的衰減特性,並分析了固體骨架異性以及流體粘度的綜合效應對平面波傳播特性的作用,澄清了介質水平面內異性以及流體粘度對彈性波傳播特性的影響。
  13. The start points of output strain and reflect strain can be got by calculating propagation time of elastic wave through the bars

    反射波和透射波的起點根據波在桿中的傳播過程來計算。
  14. The width of stacking fault increased as partial dislocations move forward. in the fracture of 18 - 8 stainless steel, many dislocations were emitted from the crack tip during the early stage of crack propagation and moved forward, and then a dfz was formed between the crack tip and the pile - up dislocations. the dfz is an elastic zone

    不銹鋼斷裂時,裂尖首先發射位錯,並離開裂尖向前運動,裂尖前方留下無位錯區,位錯反塞積在無位錯區的端部,無位錯區是應變很高的異常彈性區,隨著裂紋的擴展,無位錯區逐漸發生晶體碎化和轉動。
  15. The finite element method was used to calculate elastic wave propagation in the medium

    本文採用有限元素法計算彈性波在介質中的傳播。
  16. Wave propagation in a liquid - saturated porous solid with micropolar elastic skeleton at boundary surface

    所對應的重力波拖曳比反向切變
  17. Crack propagation in polycrystalline elastic - viscoplastic materials using cohesive zone models

    模擬彈粘塑性多晶體的裂紋擴展
  18. Elastic wave propagation of a thin helical rod with circular cross section in relaxed state

    鬆弛狀態圓截面螺旋細桿的彈性波傳播
  19. In this paper, a new heterogeneous anisotropic constitutive model of fractured media was presented, and the properties of elastic waves excited from a two - dimensional ( 2d ) point source propagation in 2d fractured rocks were investigated by the pseudo - spectral method ( psm )

    本文提出了一種新的非均勻各向異性隨機裂縫介質本構模型,用偽譜法模擬了二維點源產生的彈性波在二維復雜巖石中的傳播。
  20. 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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