細觀損傷 的英文怎麼說

中文拼音 [xìguānsǔnshāng]
細觀損傷 英文
microscopic damage
  • 細 : 形容詞1 （條狀物橫剖面小） thin; slender 2 （顆粒小） in small particles; fine 3 （音量小） thin ...
  • 觀 : 觀名詞1. （道教的廟宇） taoist temple2. （姓氏） a surname
  • 損 : Ⅰ動詞1 （減少） decrease; lose 2 （損害） harm; damage 3 [方言] （用尖刻的話挖苦人） speak sarcas...
  • 傷 : Ⅰ名詞1 （人體或其他物體受到的損害） wound ; injury 2 （姓氏） a surname Ⅱ動詞1 （傷害） injure; h...
  • 損傷 : 1. （傷害） harm; damage; injure; lesion; scuff; hurt; damnify; impair 2. （損失） loss; cause loss to
  1. At the same time we study, analysis and discuss the action that non - linearity - stickiness - springiness and crazing damage of the pmma sample under creep though making us of the knowledge about the high molecule physics the damage theory of material of rheology of bodies with defects. through the study and theory analysis of single - axes stretching experiment in pmma sample under creep, take the surface crazing damage density of pmma sample as an variable, to look for a commonly rule that the crazing damage of pmma, and to offer a feasible damage model for the sake of study that of pmma ' s remoteness damage

    同時運用高分子物理、含缺陷流變性物體的材料破壞理論等知識，對無孔洞pmma試件和有孔洞pmma試件蠕變條件下非線性粘彈性行為及其銀紋損傷現象進行了研究、分析與探討，通過對蠕變條件下的pmma試件的單軸拉伸實驗研究和理論分析，以pmma試件的銀紋損傷面密度值為損傷變量，來嘗試尋求pmma銀紋損傷的一般規律，為研究pmma的細觀損傷提供了一種可行的損傷模型。
  2. After the 1960s, some new breakage theories, such as the fracture mechanics and the damage mechanics, had been applied in the research of the concrete. it made people had the farther understanding about the concrete. based on the existing research productions of inland and overseas, combining with the experimental results and applying the viewpoints of the composite material, the energy, the combination of grandness and

    本文結合試驗所得到的結果，在國內外已有研究成果的基礎上，應用復合材料觀點、能量觀點以及宏觀與細觀、損傷與斷裂相結合等觀點，較為詳細地探討了鋼纖維輕骨料混凝土的破壞特點和增強機理，並將損傷理論與斷裂理論結合起來對其受力性能的規律進行深入的分析。
  3. Study on triaxial meso - failure mechanism and damage variables of sandstone under chemical erosion

    化學腐蝕下砂巖三軸細觀損傷機理及損傷變量分析
  4. Microscopic damage mechanics

    細觀損傷力學
  5. In order to study the influence of evolvement of permeation character induced by mesoscopic structural characteristics on macroscopic mechanical behavior and fracture mechanism, a nonlinear constitutive equations describing the relationship between damage of rock and seepage is proposed based on mesoscopic damage mechanics and biot seepage mechanics theory and coupling system of flow & solid in rock failure process analysis, f - rfpa2d, is developed to simulate the variation of permeability as well as coupling mechanism between seepage and stress during the initiation, propagation and coalescence of cracks in rock. this study also extends the research field of original rfpa2d

    為了分析細觀結構特性變化引起滲透性演化對宏觀力學行為的影響，並進行滲流應力耦合作用下巖石破裂機制的研究，本文基於細觀損傷力學和biot經典滲流力學，建立了巖體損傷非線性本構方程和滲透率關系模型，開發出巖石破裂過程滲流-應力耦合分析系統（ couplingsystemofflow & solidinrockfailureprocessanalysis簡稱f - rfpa2d ） ，拓寬了原有程序rfpa2d的研究領域。
  6. Analysis on micro and meso - damage of rock by macro - hysteresis curve

    由宏觀滯回曲線分析巖石的微細觀損傷
  7. Abstract : by analyzing strain softening micromechanical damage process of rock, the softening micromechanical damage model of rock is established and the softening constitutive relation of rock under one _ dimension tension is also obtained

    文摘:通過分析巖石材料應變軟化的細觀損傷力學過程，建立了巖石軟化階段的細觀損傷力學模型，從而得到單向拉伸狀態下巖石軟化過程的應力應變本構關系
  8. Based on the damage mechanics theory, during the freezing and thawing, the ct measurement technology is used to observe the water transference, ice formation, inner microdamage propagation principle and the corresponding damage structure variability

    從細觀損傷力學理論出發，利用ct識別先進的試驗技術研究巖石在凍結融化過程中，水分的遷移，冰的形成，內部細觀損傷擴展機理及相應損傷結構的變化。
  9. Based on the mesoscopic damage mechanics, numerical code rfpa ( superscript 2d ) was developed to simulate the spallation process of inhomogeneous medium induced by reflection of stress wave under different stress waves ( such as different durations, amplitudes and shapes ), and the behaveiour and mechanism of spallation process were numerically analyzed and discussed

    摘要採用基於細觀損傷力學基礎上開發的動態版rfpa （上標2d ）數值模擬軟體，對不同沖擊載荷作用下非均勻介質中應力波反射誘發層裂過程進行數值模擬。
  10. Softening micromechanical damage model of rock

    巖石軟化的細觀損傷模型
  11. A constitutive model of the porous media based on micro - mechanics damage

    多孔介質的細觀損傷本構模型
  12. Examination on the rigid - plastic meso - damage constitutive theory for particle reinforced composites

    顆粒增強復合材料剛塑性細觀損傷本構模型的驗證
  13. Advances in numerical simulation of mechanical performance of concrete based on micro - mechanics damage

    基於細觀損傷的混凝土力學性能數值模擬研究進展
  14. Preliminary study on meso - damage propagation characteristics of rock under condition of freezing temperature

    凍結溫度對巖石細觀損傷擴展特性影響研究初探
  15. A class of mesoscopic damage mechanics models of concrete is put forward to understand the mesoscopic damage evolution characteristics of the high performance concrete at the level of constitutional law

    摘要提出了一類混凝土細觀損傷物理模型，用於解釋高性能混凝土在本構層次上的細觀損傷演化特徵。
  16. The acoustic emission experiments of concrete under uniaxial tension loading in whole process are conducted arid the stochastic modeling theory is introduced to determine the random field distribution parameters of the limit fracture strain of the mesoscopic damage elements

    利用混凝土單軸受拉破壞全過程的聲發射實驗數據，引入隨機建模理論，確立了細觀損傷單元的極限破壞應變隨機場分佈參數。
  17. High molecule physics and the damage theory of rheologic material with lacuna are used in experiments to study the pmma ' s nonlinear viscoelasticity and changing depends on time and temperature when distorting and destroying. we try to seek a common rule to polymer ' s crazing damage, offer a viable damage model and measure to research polymer ' s minute damage

    本文運用高分子物理、含缺陷流變性物體的材料破壞等理論，以實驗為基礎，對聚合物變形、破壞以及時間相依和溫度依賴性等非線性力學行為進行研究，試圖尋求聚合物銀紋損傷的一般規律，為研究聚合物的細觀損傷提供了一種可行的損傷模型與方法。
  18. The knowledge about the transference and distribution of the applied force inside the fruit tissue in the cell level is very important for the study of the fruit damage. but few references could be found in this area

    但目前關于外力在植物組織細胞內的傳遞和分佈的研究幾乎還是空白，而對水果損傷的研究主要集中在宏觀損傷機理和實驗的研究上，沒有見到從細胞層次研究的報導。
  19. To make clear the hypothesis, a middle cerebral artery occlusion ( mcao ) and hypoxia and glucose - deprivation ( hgd ) ischemic models were used in in vivo and in vitro study, respectively. we first studied the cellular localization of kvl. 2 and the co - localization of kvl. 2 protein and vegf receptors flk - 1 and flt - 1, observed the effect of mcao on kvl. 2 expression and phosphrylation in the rat brain in vivo, then investigated the effect of vegf on ischemia / hypoxia cell damage and tyrosine phosphorylation of kvl. 2 in sh - sy5y cells. finally, in order to further elucidate the relationship between vegf ' s neuroprotection and its regulation on kvl. 2 phosphorylation, we used a specific antisense oligodeoxynucleotide ( odn ) to knockdown the expression of endogenous vegf to observe its role in ischemia / hypoxia cell damage and regulation of kvl. 2 phosphorylation

    為了驗證上述假設，本文分別在整體和離體水平，採用大腦中動脈缺血（ middlecerebralarteryocclusion ， mcao ）和體外氧?糖剝奪（ hypoxiaandglucose - deprivation ， hgd ）缺血模型，首先了解了kv1 . 2蛋白的細胞定位及與vegf受體flk - 1和flt - 1的共存情況，觀察了整體mcao后缺血再灌不同時間大鼠腦內kv1 . 2蛋白的磷酸化水平變化，然後通過外源性給予vegf蛋白，在sh - sy5y細胞株上觀察其對缺血細胞存活率及kv1 . 2蛋白磷酸化水平的影響，最後利用vegf反義脫氧寡核苷酸（ oligodeoxynucleotide ， odn ）特異阻斷內源性vegf蛋白的表達，觀察內源性vegf蛋白在缺血細胞損傷及調節kv1 . 2蛋白磷酸化中的作用，以進一步明確vegf缺血保護效應與其調節kv1 . 2蛋白磷酸化之間的關系。
  20. Taking ti alloy tc11 electron beam welded work - piece as research object, which is the conventional material of aero engine compressor blisc, the fatigue damage evolution law of fatigue damage action in the area of welded joint based on damage mechanics theory is analysed, and fatigue damage model, which macro - parameter and micro - damage characteristics are related, with fractal geometry - a new conception of modern mathematics is set up in this paper. it tries to research the measuring method of fatigue fracture fractal dimension and the relationship of fractal damage variable with fatigue life. it also sets up the welded joint fatigue damage fractal evolution equation

    本課題以航空發動機壓氣機葉盤常用材料鈦合金（ tc11 ）電子束焊構件為研究對象，對焊接接頭的疲勞破壞行為，基於損傷力學理論分析其疲勞損傷演化規律，應用現代數學的新概念? ?分形幾何學理論，建立宏觀參量與細觀損傷特徵相聯系的疲勞損傷模型，研究疲勞斷口分維數測量方法以及分形損傷變量與疲勞壽命之間的關系，建立焊接接頭疲勞損傷分形演化方程。
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