塑性破裂 的英文怎麼說

中文拼音 [xìngliè]
塑性破裂 英文
plastic rupture
  • : 動詞(塑造) model; mould
  • : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
  • : Ⅰ動詞1 (完整的東西受到損傷) be broken; be damaged 2 (使損壞) break; break down; damage 3 (使...
  • : 裂動詞[方言] (東西的兩部分向兩旁分開) open
  • 破裂 : break; fracture; burst; split; rupture; crack
  1. 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

    它是材料變形的機制之一,同時又是材料宏觀壞以前微觀上損傷、壞的開始,它代表材料微觀斷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的先兆。
  2. The crystalline structure changes of pp induced by pan - milling were characterized by x - ray diffraction and raman spectroscopy. xrd analyses show that when pp was co - milled with uhmwpe, crystal transformation of pp occurred, its crystallinity and crystallite size decreased, whereas, only slight reduction of crystallinity and crystallite size were observed and no crystal transformation was found when pp was co - milled with wtr chips, and amorphization of pp was strongly enhanced by co - milling pp with iron

    採用x -射線衍射研究了聚丙烯碾磨粉碎過程微觀結構變化, uhmwpe存在下pp發生晶型轉變、結晶度降低和晶粒尺寸減小;彈材料wtr抑制pp變形,碾磨導致分子堆積有序區域膨脹,晶面間距增大,結晶度下降;剛材料金屬鐵與pp產生強烈摩擦,加快晶粒細化,晶格導致非晶化。
  3. 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變形斷或被拔拉而斷的過程。
  4. In this paper, the state of the art of the engineering controlled explosion and the finite element method ( fem ) are reviewed. in order to analyze and simulate the demolishment of frame - structured buildings due to controlled blasting, the method of killing or activating elements, a high level technique in fem, and the special element - solid65 are introduced to the blasting field first in china by the author

    本文回顧和總結了工程式控制制爆和有限單元法的發展歷史及其研究現狀,在國內首次把單元生死法這一有限元高級處理技術和ansys軟體中特有的solid65單元引入到爆拆除工程領域,用其進行框架結構樓房爆拆除的計算機模擬,探討了構件在完全壞前的應力、應變、縫生成和鉸形成位置。
  5. Cqf product is mainly made of reinforced pp and all flow - through pump parts adopt injection mould with resistance to most organic and inorganic acid, alkali and salty solutions, applicable for being exposed outdoor with fine anticorrosive performance of stress corrosion cracking

    Cqf型產品以增強聚丙烯為主要材料,泵的過流零部件均為注成型,能耐大多數的有機和無機酸、堿和鹽類溶液,也適于在室外大氣中暴露,對應力腐蝕的抗蝕良好。
  6. Higher in durability and harder than plastic tanks

    膠油箱堅固,不易機動高攜帶方便。
  7. The following conclusions are gained : ( 1 ) the located shear band prongs the ligament near the top crack tip and the structure may occur shear - mode fracture at the angle of 155 ? to crack when load is 87. 92mpa ; the mode of fracture of the flange joint structure is not possible to be void - mode ; ( 2 ) it is proved that loading and then unloading repeatedly can not increase the possibility of invalidation of the structure when the times of loading and unloading are not too more when load is operating pressure ; the structure is safe when the vessel is operating ; ( 3 ) in the fe model of the thesis, not considering the influence of water pressure test which is in the process of fabrication of vessel in fe results in larger deviation in analysi

    得出了以下結論:在8792mpa的載荷下筒體一封頭連接結構處的集中剪切帶貫穿韌帶,可能發生沿與原紋線成155 「角方向剪切型斷;筒體一封頭連接結構不可能發生韌窩型斷; ( 2 )在工作壓力下進行次數不多的反復加、卸載,結構不會壞,也不會喪失安定:結構在工作狀態下是安全的; m在本文的彈有限元模擬計算中,對于紋尖端進行力學分析時,不考慮壓力容器製造過程中水壓試驗的影響,將導致計算結果出現較大的偏差; ( 4 )筒體完全屈服時的載荷為92石3mpa ,封頭完全屈服時載荷為86
  8. 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 、將砼彈硬化斷本構模型與理論結合起來,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壞準則,建立了砼多軸彈硬化松馳本構模型,能為鋼筋砼構件空間恢復力分析提供砼非線材料模型,並能反映砼材料的軟化段。
  9. According to the practical geological model of slope, by means of the finite element analysis, from the constitutive equations of the elastoplasticity and the viscoelasticity - viscoplasticity, the process and mechanism for progressive failure of the locked segment of rockmass are quantitatively revealed and simulated during the rupture, deformation, destruction, and failure of highsteep slope rockmass, and the dynamics driving the motion of rocky landslide with violent starting velocity by high pressure water flow is dealed with

    根據邊坡實際地質模型,基於彈與粘彈-粘理論的本構方程,通過有限元模擬分析,定量地揭示和模擬再現了高邊坡巖體、變形、壞及失穩前後鎖固段巖體漸進壞的機制和過程,探討了高壓水流作用下滑坡啟程劇動的壞機理。
  10. Standard test methods for compressive and flexural creep and creep - rupture of plastic lumber and shapes

    料層材和型材壓縮的和柔的蠕變和蠕變的標準試驗方法
  11. The critical crack and stress put forward provides theoretic foundation for monitoring portal machine. 3. applying steady theory of board, studying the problem of early curvature, flexibility model, welding remaining stress, elastic transmutation and brace condition and so on, conclude that structure of beam is primary place where metal structure of portal crane lose stabilization and the break of main beam is result of losing partial stabilization of main board

    文章提出的界限應力和臨界紋對于港口機械的監測提供了理論依據; 3 、運用板的穩定理論,探索了作為薄壁構件的門機金屬結構在失穩壞中所涉及到的初曲率問題、彈模量問題、焊接殘余應力問題、彈變形問題以及支承條件問題等,得出了門機金屬結構發生失穩壞的主要部位為臂架結構,且主臂架的折斷是由於受壓翼板局部失穩引起整體壞; 4 、探討了焊接對結構承載的影響。
  12. Research on the thermal - viscoplastic constitutive relation of damaged materials and numerical simulation of circular tubes fracture

    含損傷材料的熱粘本構關系和柱殼研究
  13. Nonlinear constitutive relations are discussed for analyzing the stress distribution, the appearance and development of the cracks, as well as the behavior of the boundary conditions of the two way slabs respectively. in the light of the experimental research on r. c. two way slabs under static loading, the behavior of yield line, the load deformation curves and the crack yield, plastic limit loads of slabs with different supporting conditions are studied

    根據反映雙向板混凝土材料非勻質的本構關系,分析了雙向板在荷載作用下的變形、屈服、縫和壞的形態特,並對鋼筋混凝土雙向板在不同支承條件下的極限荷載、正常使用撓度(曲線)和截面設計作了進一步研究。
  14. Testing method for crushing strength and modulus of rupture of high alumina and fireclay plastic refractories

    高鋁質和耐火材料抗碎強度和模量的試驗方法
  15. Comparative study on elastic - plastic failure process of rock specimen by means of numerical simulation

    巖石試樣彈塑性破裂過程數值模擬比較研究
  16. Abstract : based on soil plasticity and limit analysis theory, the second failure surface of backfill behind retaining wall with gentle back surface are studied from two view points of maximum active soil pressure and minimum resistive overturning safety factor, and it is further considered that the minimum resistive overturning safety factor is the best approach to studying the failure mechanism of backfill under complex back surface conditions of retaining structures

    文摘:基於土的極限分析理論,從擋土墻最小抗傾覆安全系數和擋土墻背上的最大主動土壓力兩個角度,分別研究了坦墻後土體中第二面的位置,認為在復雜的擋土結構墻背條件下,用最小抗傾覆安全系數來研究擋土墻後土體的壞機制較為合理。
  17. 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 premonitory that the rupture of polymer material, which get common attention by scholar inside and outside nation. therefore, the research for engineering polymer in mechanic action of non - linearity destroy such as distortion, destroy and depe nd on time and temperature is valuable in theoretic research and actual application, which offer the important theoretic gist for changing complex material ' s capability and actualize polymer ' s perfect application with high quality of capability in engineering

    同時,銀紋化和銀紋損傷是高聚物特有的一種現象,細觀層次的銀紋引發、生長和斷在聚合物損傷斷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,是材料變形的機制之一,同時又是材料宏觀壞以前微觀上損傷、壞的開始,它代表材料微觀斷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的先兆,受到國內外學者們的廣泛關注。因此,開展工程聚合物變形、壞以及時間相依和溫度依賴等非線力學行為研究,探討聚合物壞過程中的非線力學行為,為聚合物及其復合材料的改、實現聚合物的工程化與高能化提供重要的理論依據,具有重要的理論研究意義和實際應用價值。
  18. Research result indicated that on the basis of all kinds of tensional fracture, intricate deformation phenomenon is controlled by three kind of fracturing failure, such as compression - plastic flowing fracture, career - fracturing and relief - fracturing and their organic assemblage in right dam abutment

    研究結果表明,右壩肩巖體以各類張為主要表現形式的復雜變形現象,受控于壓致-流拉、傾倒-張及卸荷-張等三類張壞及其有機的組合。
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