解理斷裂強度 的英文怎麼說

中文拼音 [jiěduànlièqiáng]
解理斷裂強度 英文
cleavage fracture strength
  • : 解動詞(解送) send under guard
  • : 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...
  • : 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...
  • : 裂動詞[方言] (東西的兩部分向兩旁分開) open
  • : 強形容詞(強硬不屈;固執) stubborn; unyielding
  • : 度動詞[書面語] (推測; 估計) surmise; estimate
  • 斷裂 : break; disrupt; flying off; fracture; fragmentation; out break; rift;crack;bursting;rupture;rendi...
  1. 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,決混凝土開的方法是綜合的,我們調查研究了混凝土開的原因,開發研製了高性能抗外加劑,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,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,應用表面物化學、結構化學、固體化學、復合材料學、力學等多學科的論與方法,從不同的角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、滲漏問題,發現混凝土在非荷載作用下開主要是由混凝土的自收縮、乾燥收縮、溫收縮、塑性收縮、碳化收縮等各種收縮變形引起的。
  2. In addition, a new analytical method was used to solve the shear strength of the fiber / epoxy interface. the result showed good agreement with that from the kelly - tyson equation. meanwhile, according to the sfc tests of the single fiber reinforced epoxy matrix composites treated by four types of surface treatments, the interfacial adhesion conditions were estimated by critical fiber length, interfacial shear strength and single fiber microdamge mode

    此外,文中對單纖維復合材料實驗運用了新的析方法,求了玻璃纖維環氧復合材料界面的剪切,與kelly - tyson等式方法求得的界面剪切有著很好的一致性;同時,對四種不同表面處劑處的單纖維復合材料實驗進行了分析,從臨界纖維長、界面剪切和單纖維實驗中纖維點周圍基體形貌評價了界面的粘結情況。
  3. Analyzing the propagation behaviors for open and close crack, the author gain that normal fault is more dangerous to earthquake than reverse fault and glide fault. 3. appling fracture mechanics to discuss reservoir - induce earthquake mechanism, the author observes the characteristic of surface crack and gains the stress intensity factor induced by the pressure of rock, water and osmosis

    針對庫區層為表面紋這一特點,研究水庫地震的特點,得出地應力作用下的應力因子、庫水作用下的應力因子和滲壓作用下的應力因子以及它們的應力因子之合,並且合釋了構造型水庫地震的誘發機
  4. Using the complex potential method in the plane theory of elasticity of an anisotropic body, a series solution to the stress field of a finite plate containing multiple cracks subjected to arbitrary loads is obtained by means of the faber series expansion, and the stress intensity factors at the crack tips are calculated based on the theories of fracture mechanics. equivalence yield stress is introduced in order to consider the effects of the plastic zones, with which the strip yield criteria is developed in the article so that the effects of structural size and the crack interactions on the stress distribution can be considered accurately. the effects of plate size, crack size and crack distributions on the stress intensity factors as well as the residual strength of the plate are studied detailedly

    採用各向異性體平面彈性論中的復勢方法,以faber級數為工具,得到了含多紋有限大板在任意載荷作用下應力場的級數,並應用力學方法確定紋尖端的應力因子;引入當量屈服應力考慮尖塑性區的影響,提出基於帶屈服準則的剩餘分析模型,能夠充分考慮結構尺寸和紋之間相互作用對應力場的影響;通過數值計算詳細討論了結構尺寸和紋之間位置關系對應力因子和結構剩餘的影響規律,得到了一系列對工程應用具有實用價值的結論。
  5. Cleavage fracture strength

    解理斷裂強度
  6. Barrier cracks cannot stop the extending of a fracture, and the strength of the sample is reduced by almost one magnitude because of the existing barrier cracks. there are great differences of ae distribution between specimens with non - penetrate crack and specimens with penetrate crack. as for penetrate crack, ae occurs near the two end of the crack, and for non - penetrate crack, crack, ae occurs near the two end of the crack, and for non - penetrate crack, ae occurs near the front edge of crack, which can be explained well by the theory of 3 - d fracture ; ae distribution near the outer part of collinear crack is similar with that of the end of penetrate crack, and inner part of collinear cracks will run - through with high loads

    關于預制紋系對巖石破的影響,集中討論了:空障礙體構造不能阻止主紋的擴展,反而會使巖石的破降低近一個量級;由於構造的不同,非穿透切口樣品和穿透切口樣品的聲發射空間分佈特點有本質區別,穿透切口樣品的微破在切口兩端發育,而非穿透切口樣品的微破在切口兩端之間切口前緣處發育,這用三維破論可以很好地釋;含共線構造的巖石,紋外端的聲發射分佈與單紋構造中紋端部的聲發射分佈相似,紋內端聲發射有密集分佈,在應力達到一定水平時,內端部發生錯,而不是貫通。
  7. The micromechanisms of fracture in engineering materials have been studied in this thesis, with particular emphasis on the dislocations behavior in the front of crack tip and the processes of crack nucleation and propagation on nanometer scale. the relation between the microprocesses of fracture and the macromechanical behaviors were investigated, which will be helpful to the strengthening and toughening of engineering materials

    本文首先對材料文獻進行綜述,了微觀機研究的過去成就、現狀和發展,確定本文研究的內容為工程材料的微觀機,側重尖微區位錯行為和納米尺上微紋形核與擴展過程及微觀組織的影響,微觀過程與宏觀力學行為的關系,為工程材料的韌化提供論依據。
  8. The cracks extend along the matrix / strengthening - phases interfaces and form the cleavage steps and tear ridges. there appear some very small dimples on the fracture surfaces of the directionally solidified samples, which come from the nb - based solid solution particles in the big plates of the strengthening phases, but no dimples on the fracture surfaces of the as - cast sample. it can be concluded from above results that niobium - niobium silicide based in - situ composites ( rmics ) with a uniformly orientated microstructure can be produced by the ebfzm with high temperature gradient, and their mechanical properties can be increased

    隨著抽拉速率的提高和硅化鈮化相間距與尺的減小,材料的室溫拉伸韌性均有提高, _ b最高可達778 . 4mpa , k _ ( ic )達到了46 . 3mpa ? m ~ ( 1 / 2 ) ;試樣的拉伸口基本表現為脆性的花樣,紋沿基體化相界面繞過化相進行擴展,在紋擴展方向存在臺階,並形成撕棱。
  9. Insulating and sheathing materials of electric and optical cables - common test methods - methods specific to polyethylene and polypropylene compounds - tensile strength and elongation at break after conditioning at elevated temperature - wrapping test after conditioning at elevated temperature - wrapping test after thermal ageing in air - measurement of mass increase - long - term stability test - test method for copper - catalyzed oxidative degradation

    電纜和光纜的絕緣和護套材料.通用試驗方法.聚乙烯和聚丙烯化合物專用方法.高溫處后抗拉伸長.高溫處后的卷繞試驗.在空氣中熱老化后的卷繞試驗.質量增加的測量.長期穩定性試驗.催化銅氧化降的試驗方法
  10. Insulating and sheathing materials of electric and optical cables - common test methods - part 4 - 2 : methods specific to polyethylene and polypropylene compounds - tensile strength and elongation at break after conditioning at elevated temperature - wrapping test after conditioning at elevated temperature - wrapping test after thermal ageing in air - measurement of mass increase - long - term stability test - test method for copper - catalyzed oxidative degradation

    電纜和光纜的絕緣和護套材料.通用試驗方法.第4 - 2部分:聚乙烯和聚丙烯化合物專用方法.高溫處后抗拉伸長.高溫處后的卷繞試驗.在空氣中熱老化后的卷繞試驗.質量增加的測量.長期穩定性試驗.催化銅氧化降的試驗方法
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