斷裂機理 的英文怎麼說

中文拼音 [duànlièjīlǐ]
斷裂機理 英文
fracture mechanism
  • 斷 : Ⅰ動詞1 （分成段） break; snap 2 （斷絕;隔斷） break off; cut off; stop 3 （戒除） give up; abstai...
  • 裂 : 裂動詞[方言] （東西的兩部分向兩旁分開） open
  • 機 : machineengine
  • 理 : Ⅰ名詞1 （物質組織的條紋） texture; grain （in wood skin etc ） 2 （道理;事理） reason; logic; tru...
  • 斷裂 : break; disrupt; flying off; fracture; fragmentation; out break; rift;crack;bursting;rupture;rendi...
  • 機理 : mechanisation; mechanization; mechanism
  1. From macroscopical to microcosmic, from qualitative to quantitative, from fracture surface analysis in fracture failure to fractography about mechanism, it stated position and function of fracture surface analysis in fracture failure analysis and introduced the contents, evidence, fundamental skills and methods of fracture surface analysis and emphasized the development of fractography and the research on fracture micromechanism

    摘要從宏觀到微觀、從定性到定量、從斷裂失效的斷口分析到機理研究的斷口學，闡述斷口分析在斷裂失效（事故）分析中的地位和作用，介紹斷口分析的內容及其依據、基本技能和方法，著重說明斷口學的發展和微觀斷裂機理的研究。
  2. Sicp / al matrix composites, with 5, 15 and 25 % volume fraction of sic particles, were prepared by vacuum hot - pressing sintering processing in this paper. based on mechanics properties, sem observation and energy dispersive x - ray analysis, the interface reaction phenomenon of sicp / al composites made by vacuum hot - pressing sintering, as well as the reinforcement and fracture mechanisms of this composite were analyzed. the dynamic responses of sipc / al composites were studied by a split hopkinson high - speed pressure bar impact system which strain rate was from quasistatic state strain rate ( 3. 3 10 - 3s - 1 ) to dynamic state strain rate ( 5. 2 103 s - 1 )

    本研究以武裝直升飛機防護裝甲材料為研究對象，採用真空熱壓粉末冶金燒結工藝制備了含sic顆粒體積分數分別為5 、 15和25的sic顆粒增強鋁基復合材料，結合其力學性能、掃描電鏡和界面微區能譜分析結果，分析了sic _ p al復合材料的真空燒結過程中的界面現象，以及材料增強和斷裂機理，並利用hopkinson高速壓桿沖擊實驗系統對其從靜態到動態（應變率為3 . 3 10 ~ （ - 3 ） s ~ （ - 1 ） 5 . 2 10 ~ 3s ~ （ - 1 ） ）的壓縮破壞響應進行了研究，分析了不同體積分數sic _ p al復合材料高應變率壓縮載荷下，材料的變形和微觀損傷機理，以及利用高速沖擊空氣炮測定了改復合材料制備剃度復合板的穿透性能。
  3. Up to now, there is quite few studies on strength and toughness of this materials, and the mechanism of facture is not well determined. so the ways to improve the strength and toughness of this materials are quite eyeless

    目前國內外對這種材料強韌性的研究相對較少，對其斷裂失效模式、斷裂機理沒有明確統一的定論，因而其改善韌性的方法缺乏理論指導而帶有一定的盲目性。
  4. And with the introduction of the modulus of elasticity from budiansky method, the general damage model of rock blasting is established in the paper. by use of the ultrasonic wave, rock damage and fracture mechanism and the fragmentation process during blasting are studied, and the theory presented in the paper has been proven

    運用超聲波等手段對巖石爆破損傷斷裂機理和破壞過程進行了試驗研究，分析了不同爆破條件下巖石內部微裂紋的擴展規律、損傷演化和巖石破碎規律，驗證了本文理論部分的正確性。
  5. Fatigue - fracture mechanism of main bearing cage for aircraft engine

    航空發動機主軸軸承保持架疲勞斷裂機理
  6. Based on the existing research results and up to the minute theory of rock damage and fracture mechanics, the blasting damage and fracture mechanism of rock and bedded composite rock is studied

    本文基於前人的研究成果，採用巖體損傷、斷裂理論的最新研究成果，研究了巖石和層狀復合巖體在爆炸應力波和爆生氣體作用下的損傷斷裂機理。
  7. The constitutive equations were gained by regression analysis and some material constants were derived from that with the aid of om, x - ray, sem and tem, the deformation structure of the mid - strength weldable 1420aluminum - lithium alloy on different hot deformation conditions was studied and the soften mechanism was discussed. at the same time, the fracture behavior has been studied as an important part. the fracture mechanism of 1420 aluminum - lithium alloy was confirmed

    結合金相顯微鏡、 x -射線衍射、掃描電鏡、透射電鏡等現代化的試驗手段，研究了中強可焊1420鋁鋰合金熱變形不同變形條件下的組織變化及軟化機制，分析了不同變形條件對合金材料組織變化的影響，確定了合金材料的軟化行為機理；同時，結合合金材料的熱變形高溫拉伸試驗，重點研究了材料的斷裂行為，分析了合金材料的斷裂現象，探討了合金材料的斷裂機理。
  8. Tial - based alloys with high specific strength are the most potential high temperature structural materials for aerospace application. however, the application of these materials is hindered by low resistance of damage, low room - temperature ductility and fracture toughness and high crack growth rate

    Tial基合金比強度高，是最具潛力的航空、航天用高溫結構材料之一，但因其具有較低的抗損傷能力，較低的室溫塑性、斷裂韌性和高裂紋擴展速率，這些斷裂特性阻礙了這種材料的應用，因而仍有必要研究其斷裂機理。
  9. Experimental study of drop deformation and breakup in simple shear flows

    簡單剪切流動中液滴斷裂機理
  10. Fracture mechanism of low carbon trip steel with si

    鋼斷裂機理的研究
  11. Research on mechanics of deformation and rock failure in uniaxial compression

    單軸受壓巖石變形斷裂機理研究
  12. Quantitative analysis of tensile break mechanism by using fractal theory

    分形理論在拉伸斷裂機理定量分析中的應用
  13. Research on several facture mechanism and macro - fracture direction in several types of alloy steels

    幾種合金鋼斷裂機理與宏觀斷裂方向的研究
  14. Test research on the fracture mechanics and the size effect of strength for the brittle materials

    脆性材料單壓時斷裂機理與強度尺寸效應的試驗研究
  15. This paper introduces the principle of instrumented impact test method and its application in production and scientific research. emphasis is laid on achievements obtained in the field of developing measurement technique of fracture mechanics, analyzing characteristic parameter of impact curves as well as studying fracture mechanism of materials. in addition, the application and developing trends in the near future are also discussed in the paper

    介紹了儀器化沖擊試驗方法的基本原理及其在生產和科研中的應用，重點闡述了儀器化沖擊試驗方法在動態斷裂力學測試技術中的開發、沖擊曲線參數分析、材料斷裂機理研究等領域所取得的成果，並展望了這一方法未來的應用和發展趨勢。
  16. There are reverse relationships between room - temperature fracture toughness and tensile ductility with the change of grain sizes in two - phase tial - based alloys. but the essence of the reverse relationships is not clear. in order to solve these problems, it is vital to investigate room - temperature fracture mechanisms of tial - based alloys

    另外隨著晶粒尺寸的增加tial基合金的室溫塑性與斷裂韌性呈現相反依賴關系，這種相反依賴關系的本質至今還不是很清楚，要解決這些問題，也必須搞清楚其斷裂機理。
  17. This paper sets about studying room - temperature fracture mechanisms of tial - based alloys of fully lamellar and duplex microstructures through the measurements of mechanical properties, in - situ observations of fracture surfaces and finite element method ( fem ) calculations, the measurement of macro - parameters, the observations of fracture surface and fem calculations on notch specimens ( 4pb ) and pre - crack specimens ( 3pb ), detailed observations of configuration changes at pre - crack tips in metallographic cross sections of specimens unloaded at various applied loads and fem calculation

    本文通過光滑試件機械性能的測定，原位拉伸試件的表面觀察、相應的斷口觀察及有限元計算；缺口彎曲宏觀參數的測定、斷口觀察及其有限元計算；裂紋彎曲參數的測定、裂紋卸載試樣剖面的觀察及其有限元模擬與計算研究了tial基合金全層組織和雙態組織的室溫斷裂機理。
  18. The main contents of this paper are as follows : 1. the fracture test results of 87 adhesive specimens of new and old concrete are presented. the failure patterns and main influencing factors of the specimens are discussed and analyzed, such as interfacial roughness, types of adhesive agent, size of the aggregate, adhesive ages of new and old concrete

    進行了四組24水平共計87個新老混凝土粘結試件的斷裂試驗，討論了新老混凝土粘結的斷裂機理及影響斷裂性能的主要因素，如老混凝土界面的粗糙度、界面劑類型、混凝土粗骨料最大粒徑、粘結齡期等。
  19. On the basis of theory of fracturing mechanics and damage mechanics, the mechanism of damage and fracture by explosion load has been analyzed and studied deeply. and the calculation of blasting damage in rock is explored further by using the combination of the current model for blasting damage and the simulating blasting experiment

    本文利用斷裂力學和損傷力學的理論對巖石在爆炸作用下的損傷斷裂機理進行了深入分析和研究，並採用現有的巖石爆破損傷模型和巖石爆破損傷模擬試驗相結合的方法，對巖體在爆破作用下產生損傷的計算進行了新的探索。
  20. Mainly results as follow : ( 1 ) based on fracture mechanics and damage mechanics theory, the mechanism of rock damage and fracture has been analyzed and the rock damage and fracture rules have been put forwarded. based on damage and destroy theory of bedded composite rock, damage principal equation and damage and fracture rules of bedded composite rock have been founded

    論文主要內容和取得的成果如下： （ 1 ）根據斷裂力學和損傷力學理論，分析了巖石損傷斷裂機理，提出了巖石的損傷斷裂準則；以層狀復合巖體損傷破壞理論為基礎，建立了層狀復合巖體損傷本構方程及其破壞斷裂準則。
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