塑性斷裂 的英文怎麼說

中文拼音 [sùxìngduànliè]
塑性斷裂 英文
ductile fracture
  • 塑 : 動詞（塑造） model; mould
  • 性 : Ⅰ名詞1 （性格） nature; character; disposition 2 （性能; 性質） property; quality 3 （性別） sex ...
  • 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
  • 斷裂 : break; disrupt; flying off; fracture; fragmentation; out break; rift;crack;bursting;rupture;rendi...
  1. They point out inadequacies in applying criteria developed from metallurgical practice to reinforced plastics.

    他們指出了把冶金工業採用的斷裂標準應用於增強塑料的不適合性。
  2. Method of elastic - plastic fracture toughness jic testing for metallic materials in liquid helium

    液氦中金屬材料的彈塑性斷裂韌度的jic測試方法
  3. It is one of mechanisms of plastic distortion, at the same time it is also the beginning of microcosmic damage and rupture before the macroscopical destroying of materials, it representatives a mid - state between materials " macroscopical rupture and bend, it is considered a premonitor that the rupture of polymer material

    它是材料塑性變形的機制之一，同時又是材料宏觀破壞以前微觀上損傷、破壞的開始，它代表材料微觀斷裂和屈服之間的一個中間狀態，可以看作是聚合物材料宏觀斷裂的先兆。
  4. It was found that nitrogen increased the fracture strength of silicon single crystal. we consider that the nitrogen may change the shockley band on silicon surface and form complex to influence the fracture procedure

    本文從硅材料的基本概念入手，闡述了硅單晶材料的脆性斷裂、脆塑轉變以及在熱處理過程中的翹曲研究，並通過這三個部分進行實驗。
  5. It is found that the electric, field improves elongations in 2090 and 2090 + ce alloys markedly, especially in 2090 alloy, but has little effect on strengths. at the same time, the electric field lessenes percentages of intergranular delamination and increases transgranular fracture and microscopic plastic deformation. besides, the electric field makes both average particle size and its distributing range of 8 " phase smaller, and reduces the half width of pfz in aged alloys

    研究表明：固溶電場可顯著提高2090合金及2090 + ce合金的延伸率，尤其是對2090合金，但對強度則無明顯的影響；同時，固溶電場減少合金的沿晶分層斷裂比例，並增加穿晶斷裂及微區塑性變形；固溶電場還使合金時效后相顆粒的平均尺寸減小、尺寸分佈范圍減小，並使pfz的寬度減小。
  6. The results show that the process of concrete sawing with diamond tools is that the impact of diamond sawblade induces the rupture and break of concrete surface layer during high speed sawing ; cement and carpolite become micro chips by the cutting of diamond grits ; steel fiber and steel wire are broken by plastic deformation or pulled out by forces

    結果表明：金剛石鋸片鋸切混凝土的過程表現為高速據切過程中金剛石據片的沖擊引起混凝土表層斷裂破碎，水泥石子等在切削區內層受到金剛石磨粒的微切削作用形成粉屑，以及鋼纖維和鋼絲發生金屬塑性變形斷裂或被拔拉而斷裂的過程。
  7. Ctod ( crack tip opening displacement ) and j - integral are two important parameters in elastic - plastic fracture mechanics

    Ctod （ cracktipopeningdisplacement ）和j積分是彈塑性斷裂力學研究方法中的兩個重要參數。
  8. The electric field strengthens the laminate boundary of 2090 alloy. the laminate strengthening mechanism translates into boundary strengthening and grain inner toughening with more ductility fracture and less intergranular fracture. the ductility property is enhanced with no change of intensity

    對鋁理合金sem實驗發現，電場固溶和時效強化了晶界，和晶內塑性的改善，斷裂特徵出現由分層沿晶斷裂向塑性斷裂轉變，斷麵塑性變形特徵增加。
  9. We research the causes of concrete cracking, develop the high performance anti - cracking additive, optimize the concrete mix and construction techniques, increase the stability of concrete volume by shrinkage compensation, enhance splitting tensile strength, and can meet demand of high workability of fresh concrete. in the study, a thorough investigation of this problem is made from all points of view, with the aid of various modern measurement & testing technology and different theories & methods in surface physical chemistry, structural chemistry, solid - state chemistry, composite materials, fracture mechanics, etc. our research results have shown that the various shrinkage of concrete cause concrete cracking in building engineering, such as autogenous shrinkage, dry shrinkage, temperature shrinkage, plastic shrinkage, carbonized shrinkage, etc

    目前，解決混凝土開裂的方法是綜合的，我們調查研究了混凝土開裂的原因，開發研製了高性能抗裂外加劑，優化混凝土的設計和施工方法，並通過補償收縮達到混凝土體積穩定，提高抗裂強度，滿足混凝土拌和物高工作性能的要求。本研究採用多種測試技術，應用表面物理化學、結構化學、固體化學、復合材料學、斷裂力學等多學科的理論與方法，從不同的角度進行深入的研究和探討。通過調查研究建築工程中出現的混凝土開裂、滲漏問題，發現混凝土在非荷載作用下開裂主要是由混凝土的自收縮、乾燥收縮、溫度收縮、塑性收縮、碳化收縮等各種收縮變形引起的。
  10. It is developed from large - scale objective model experiment to reduced scale model experiment ; from simple mechanics device to various advanced detecting device ; and the theory is developed from elastic mechanics, plastic mechanics to fracture mechanics and damage mechanics. the study of concrete fracture has also developed from macro - level to meso - level

    從大型的實物模型試驗，到各種縮尺模型試驗；從簡單的力學儀器，到各種先進探測儀器的使用；理論上也由彈性力學、塑性力學發展到了斷裂力學、損傷力學等，對混凝土斷裂問題的研究，更是由宏觀領域進入了細觀層次。
  11. I. a mtil ( iaxial elastic - plastic hardening - sofling constitutive model of concrete is proposed iii order to offer a nonlinear material model of concrete for space restoring force analysis of reinforced concrete members taking into account the softening behavior of concrete. the concrete material model is incorporated the elastic - plastic hardening fracturing constitutive model of concrete with the plastic - fracturing theory of concrete, modified without defining two loading functiomis, and based on five parameter power function failure criterion proposed by guo zheng - hai etc from tsingliua ( jniversity, or three parameter unified strength theory proposed by yu mao - hong from x ian iiaotong university

    1 、將砼彈塑性硬化斷裂本構模型與塑性斷裂理論結合起來，並加以改進，但無需定義兩個加載面，以清華大學過鎮海建議的五參數冪函數或以西安交通大學俞茂宏建議的，參數統一強度理論作為砼的強度破壞準則，建立了砼多軸彈塑性硬化松馳本構模型，能為鋼筋砼構件空間恢復力分析提供砼非線性材料模型，並能反映砼材料的軟化段。
  12. When adopting fea to model, dfc could not only apply into incremental approach with a fully coupled elastic and plastic damage model, but to one step inverse approach

    利用有限元方法模擬時，韌性斷裂準則既可以應用到完全耦合的彈塑性損傷模型的增量方法中，也可以應用到一步有限元逆演算法中。
  13. Author thinks that the direction of the maximum plastic distortion along a constant radius around the crack tip may be considered as the direction of shear - mode fracture ( named pmax - criterion ) and the load when located shear band prongs the ligament in the front of crack tip is regarded as the limited load of shear - mode fracture. ( 3 ) the fad ( fracture assessment diagram ) of titled crack is proposed based on achievements of mesomechanics about i - ii complex ductile fracture of metal, and the titled crack is classified two kinds : void - mode fracture is assessed by fracture assessment curve, and shear - mode fracture by limited load. ( 4 ) using a fe program based on plantle - ressue theory to calculate some mesomechanical parameters, a flange joint structure of a high pressure vessel ( design pressure 31. 4mpa and the thickness of the hemispherical head is half of that of shell. ) is analyzed to determine whether the structure under operation pressure is safe or not, forecast the mode of potential invalidation and argue for the rationality of design of the structure

    試件的整體斷裂為剪切型，但在試件芯部裂尖鈍化區中部出現了韌窩型啟裂並有一定的擴展，說明局部較高的應力三軸度也會使韌窩型機制得以發展，但是不改變試件整體的剪切型斷裂模式；對韌性斷裂的剪切模式的細觀機理做了一定的探討，並且提出了含裂紋構件剪切型斷裂的宏觀判據：認為裂紋前方的集中剪切帶中與裂紋尖端等半徑處最大有效塑性應變出現的方向可以作為裂紋剪切斷裂的方向（可簡稱為_ （ pmax ）準則） ，集中剪切滑移帶貫穿裂紋前方承載韌帶時的載荷可以作為極限載荷；本文運用金屬韌性斷裂細觀力學在一復合型韌性斷裂方面的研究成果，採用失效評定圖的形式，提出了傾斜裂紋的安全性評定方法的基本框架。
  14. 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。
  15. Then this paper pointed out that dfc could predict the forming limit of metal sheet with low plasticity well and meantime take the change of forming path into account

    指出利用韌性斷裂準則，不但能夠較好地預測塑性差的板料成形極限，而且還能考慮應變路徑的變化。
  16. Under the tensile stress, the fracture mode of za27 alloyed with si or mn is a mix type fracture - the plastic fracture and the brittle fracture are coexistence. cracks are mainly stemmed from brittle phases of si and mn and develop along the grain boundary

    適宜的加錳量為0 . 4 - 0 . 8 ；在拉伸應力作用下加入si或mn后的za27 ，合金的斷裂均為混合型斷裂，既有塑性斷裂，也有脆性斷裂。
  17. The main fracture model of ultra fine atc ceramic is intergranular fracture. the analysis on the microstructure of the ultra fine atc ceramic demonstrated that the ceramic is intergranular - transgranular structure

    超細a ， c陶瓷主要的斷裂方式是沿晶斷裂，伴有部分穿品斷裂及塑性斷裂。
  18. Elastic - plastic fracture mecha - nics, epfm

    彈塑性斷裂力學
  19. Elastic plastic fracture

    彈塑性斷裂
  20. Influence of characteristic measures about elastic - plastic fracture for damage at crack tip

    裂尖損傷對彈塑性斷裂特徵量的影響
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