銀紋 的英文怎麼說

中文拼音 [yínwén]
銀紋 英文
craze
  • 銀 : Ⅰ名詞1 （金屬元素） silver （ag） 2 （姓氏） a surname Ⅱ形容詞1 （跟貨幣有關的） relating to curr...
  • 紋 : 名詞（花紋; 紋縷兒） lines; veins; grain
  1. The solicitation development and rupture of craze in exiguous hierarchy play an connective work in the course of polymer ' s damage and rupture, it is a bridge in distortion mechanism of macroscopical and microcosmic

    細觀層次的銀紋引發、生長和斷裂在聚合物損傷斷裂的整個過程中起著承前啟后的作用，它是溝通宏、微觀變形機制的橋梁。
  2. 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。
  3. Craze is an important form of polymer damage

    銀紋是高聚物損傷的重要表現形式。
  4. Introducing the time - dependent damage variable into the constitutive equations of the crack zone, we modified the dugdale model of crack damage zone around crack - tip

    對裂尖銀紋損傷區的dugdale模型進行了修正，將時間、位置、應變相關的損傷變量引入到銀紋區的本構方程中。
  5. In this paper, we take high molecule physics and the damage theory of rheologic material with lacuna as the basic, make the experiment as a mostly measure, take the pmma as a research object, to study the pmma ' s nonlinear viscoelasticity of high polymer. the technique showing minute details in minute view measure is used by the author to observe the change of crazing damage density follow the change of stress, time and temperature in term of creep and flab

    本文以高分子物理學、含缺陷流變性物體的材料破壞理論為基礎，以實驗為手段，以工程中常用的pmma為研究對象，對pmma銀紋破壞的非線性力學行為進行了研究。作者採用顯微技術，對pmma在蠕變或鬆弛條件下，不同應力水平和不同基溫下的pmma銀紋損傷進行了實驗研究。
  6. With engineering polymer - pmma taken as the main researched object and viscoelastic failure considered as the theory basis, the non - linear viscoelasticity and crazing damage phenomena under creep condition in macromolecule material were researched by means of experiment

    本文以工程高聚物pmma為主要研究對象，以粘彈性破壞理論為基礎，以實驗為手段，對高分子材料蠕變條件下的非線性粘彈性性能及其銀紋損傷現象進行了初步探討。
  7. After the solicitation of craze, because of the growing of the craze, it occurs a rupture and come into being a micro - crack, it will form a bigger crack or cavitate, it will lead an unitary and macroscopical rupture in the end

    銀紋引發以後，它不斷生長繼而發生斷裂，形成微裂紋。微裂紋的串接將產生較大的裂紋或空洞化，並最終導致材料的整體宏觀斷裂。
  8. For many experiments, using high pureness mma, controlling polymerization temperature and polymerizing condition under high - pressure nitrogen gas and heat treatment after polymerization, a transparent preform without any bubble and blemishes was prepared. then drawing this preform, gi - pof with diameter 0. 8 - 1. 0mm was obtained. because of the limitation of the experimental conditions and the shortage of the money, it is very regretted that we ca n ' t test the index profile and the loss of the gi - pof accurately

    在系統研究界面凝膠法原理和聚合機理的基礎上，通過多次實驗總結、改進，在制備過程中採用提高精餾效率、控制溫度、加壓聚合、氮氣保護和後期處理等措施，制備出無氣泡及銀紋缺陷、光潔、透明的光纖預制棒，拉絲得到直徑0 . 8 - 1 . 0mm的gi - pof 。
  9. In the resin matrix composite materials filled with fsmf, the load is undertaken by the grain of fsmf and the resin matrix. the grain of fsmf restricts the deformation of the resin matrix, so the strength is improved. furthermore, the grain of fsmf can consume the energy of strain and controls the crack expand, so build up toughness

    在fsmf填充樹脂復合材料中，載荷是由fsmf顆粒和樹脂基體共同承擔的， fsmf顆粒以機械約束方式限制樹脂基體變形，從而產生強化； fsmf顆粒可以引發銀紋和剪切帶等損傷消耗應變能，並通過鈍化和釘扎機制阻礙裂紋的擴展，從而產生增韌。
  10. At last, the theoretical analysis and experimental observation about the craze damage zone around crack - tip and its evolvement with time, its interaction with crack were carried out in this paper

    本文最後對裂尖銀紋損傷區演化現象、與裂紋的相互作用進行了理論分析和實驗觀測。
  11. Numerical modeling of crazing process in glassy polymer

    玻璃態聚合物銀紋化過程的數值模擬
  12. The microscopic plastic deformation of the local crazes cause the change of crack opening loads. therefore, the fatigue crack closure concept could be introduced. a crack closure model of mdyb - 3 pmma were recommended and phenomenologically formulated for positive and negative stress ratios separately, according to the testing results of fatigue crack propagation

    本文討論了有機玻璃疲勞裂紋擴展機理，提出，銀紋的形成是裂紋形成和擴展的基礎，從微觀上解釋了裂紋形成和擴展的原因，並結合金相分析結果，明確提出塑變誘導閉合和粗糙誘導閉合是有機玻璃疲勞裂紋面閉合的兩個主要原因，成功的解析了裂紋面的閉合現象。
  13. 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。
  14. ( 1 ) an optical technique is presented to quantify the creep crazing damage in stressed transparent glassy polymeric sheet of pmma. craze area density in this article is defined by ratio of crazing area and the overall area of the region selected. the specimens were loaded for a defined period of time under creep condition with room temperature, by optical microscope the evolvement of craze density varying with stress and time is obtained

    Pmma （ polymethylmethacrylate ）是一類重要的高聚物材料，在應用上屬于用量大、使用范圍廣的一類通用材料，本文選用pmma為主要研究對象，主要研究成果如下： （ 1 ）用顯微鏡對透明玻璃態材料pmma蠕變條件下的銀紋損傷引發和演化進行了實驗觀測，將銀紋所佔面積和所取圖象視場總面積的比值定義為銀紋密度，得到了銀紋密度隨時間和應力變化的演化方程。
  15. In this paper, we will make the experiment as a mostly measure, take the pmma as a research object, an optical technique to observe the solicitation and spread of high polymer under creep in real time on line

    本文以實驗為主要手段，以pmma為研究對象，採用顯微技術對高聚物蠕變條件下的銀紋損傷引發和擴展進行了實時在線觀測。
  16. ( 2 ) using craze density dcraze (, ) to illustrate the damage degree of material, considering strain equivalent hypothesis, non - linear visco - elastic constitutive equation of pmma taken into consideration of the operation of craze damage is arrived. the pmma sheet is loaded under different forces to validate the non - linear visco - elastic constitutive equation with damage. the result shows that the theory curves obtained by the nonlinear viscoelasticity constitutive relation agrees with experimental data considerably well

    （ 2 ）用銀紋密度d _ （ craze ） （ ， t ）來描述材料的損傷度d ，在考慮應變等效性假設的基礎上，得到了pmma材料考慮損傷的非線性粘彈性材料的本構關系，運用此方程對材料在不同載荷水平下進行蠕變實驗，從而對蠕變條件下的應變響應進行模擬和預報。
  17. The achievements and conclusions are listed as follows : 1, basing on the single - axes stretching experiment result of pmma sample with holes and pmma sample without holes under creep, using non - linearity regress analysis, after non - linearity imitating the experiment data, we may get the crazing damage density evolvement curve of pmma sample with holes and pmma sample without holes follow the time and stress under different stress level

    本文通過實驗研究得到如下成果： 1 、基於有孔洞pmma試件和無孔洞pmma試件的蠕變條件下單軸拉伸實驗結果，採用非線性回歸分析，對所得數據進行非線性擬合，得到不同應力水平下，有孔洞pmma試件和無孔洞pmma試件銀紋損傷密度值隨應力及時間演化的曲線。
  18. Experimental studies on crazing damage in stressed pmma

    應力銀紋損傷的實驗研究
  19. Experimental research on crazing damage in pmma

    銀紋損傷實驗研究
  20. Experimental research on temperature dependence of pmma ' s crazing damage

    銀紋的溫度依賴性實驗研究
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