脆性破裂 的英文怎麼說

中文拼音 [cuìxìngliè]
脆性破裂 英文
brittle fracture
  • : 形容詞1 (容易折斷破碎) fragile; brittle 2 (較硬的食物容易弄碎弄裂) crisp 3 (聲音清脆) (of ...
  • : 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 can be seen from the results that the control beam had good plastic property in the static failure experiment after two million fatigue loading circles. all specimens with corroded main bars were failure under the fatigue loads within one million fatigue circles. fatigue lifespan of reinforced concrete beam was sharply shortened after main bars corroded in it and the beam was destroyed bristly without any prediction

    試驗結果表明,振動測試不能夠對銹蝕鋼筋混凝土梁的疲勞壞做出可靠的預測;對比梁在經過200萬次疲勞循環加載后的靜力試驗中仍表現出良好的延壞特徵;銹蝕梁在100萬次疲勞循環內均因主筋疲勞斷壞;主筋銹蝕使得梁的疲勞壽命急劇縮短;梁發生壞而沒有徵兆。
  2. A cusp catastrophe model of unstable failure process of quasi - brittle materials

    材料過程失穩的尖點突變模型
  3. Keywords : fractography, brittle material, failure mode, model rock

    關鍵詞:形學、材料、模式、人工巖石。
  4. In the first part of this dissertation, theory of fracture mechanics of the frozen soil has been presented. a general strength theory based on fracture mechanics was proposed, and the validity of the theory using in frozen soil was discussed. the fracture toughness values for different kinds of cracks extension were determined, such as the plane strain fracture toughness for mode i cracking ( kic ), fracture toughness for mode cracking of frozen soil and the intersection of frozen soil and concrete

    論文第二章為凍土斷力學的基本理論,包括斷力學在凍土研究中的工程適用、條件適用、平面應變斷韌度測試的適用條件等,給出了凍土斷韌度k _ ( c ) 、 k _ ( c ) 、 -型復合斷測試的基本原理及試驗方法,並基於weibull壞理論推導了凍土三點彎曲試樣k _ ( c )尺寸效應系數,為後面的工作提供理論基礎。
  5. The fractal is a geometrical figure with self - similar symmetry, and it is an important tool for characterizing irregular structures in nature that are self - similar on certain length scales. for example, the koch curves can be viewed as a mathematical model for coastlines, percolation model can be used to mimic mixture of mental and insulator, self - avoiding walks can serve as a model for linear polymers, and rock fracture mode can stimulate the process of brittle fracture of rock, and so on

    分形是具有自相似對稱的幾何圖形,可用來模擬自然界中在一定尺度范圍內具有自相似對稱的不規則結構,如koch曲線可用來模擬海岸線,滲流模型可模擬金屬絕緣體混合物,自迴避無規行走模型可模擬線聚合物,巖模型可模擬真實巖體的脆性破裂等。
  6. Abstract : based on the data obtained from field observations and deformation monitoring, this paper deals with the deformation and failure of a double - decked slope composed of soft rock strata in its lower part and hard - brittle rock strata in its upper part. it is demonstrated that the deformation of this kind of slopes is always initiated by the non - homogeneous rheological compression of the lower soft rock strata, leading to the tension fracture and toppling of the upper hard rock strata, and at last the sliding of the whole deformed body will be caused by the shear failure along the stress - concentration zone in the lower soft rock mass under the actions of the gravitational loading and infiltration water

    文摘:以現場考察和變形監測資料為依據,探討一個下部有軟弱基座,上部為硬坡體的「二元結構」邊坡的變形壞問題,揭示這類邊坡的變形總是以下部軟弱巖體的不均勻壓縮流變為先導,進而引起上部硬坡體的拉與傾倒,最終通過滲入水的作用,使下部承載狀況已進一步惡化了的軟弱巖體,沿剪應力集中帶發生剪切壞而導致整個變形坡體的下滑。
  7. With the decreasing of heterogeneity, the main failure process presents brittle behavior, and vice versa, with the increasing of heterogeneity, failure process presents ductile behavior

    隨著非均勻程度的降低,主呈現斷模式,而隨著非均勻程度的增加而呈現韌壞特徵。
  8. In order to verify these criterions, tensile experiments are carried out for many kinds of samples made out of plexiglas with a planar v - notch under mixed - mode of i and ii

    為了檢驗上述準則,用材料pmma加工成多種型、 -復合型v型切口試樣,進行了拉伸壞實驗。
  9. Principle : it is adoping tattered dose to blend inner place the pouing perforate against water, utilizes such water action to come into being swelling the pressu ` re, by the rock, confuses soil forms piece and so on the brittleness substance distends to crack either cuts

    原理:它是採用碎劑與水混合灌入鉆孔中內,利用其水化作用產生膨脹壓力,將巖石、混泥土構件等物體脹或切割。
  10. But calcium phosphate ceramic with high porosity is such brittle and low toughness that it ca n ' t fit to bone tissue engineering. in order to provide appropriate scaffolds for bone tissue engineering, calcium phosphate was combined with plla to prepare porous material

    但磷酸鈣多孔陶瓷材料大,在生理環境中的疲勞與壞強度不高,尤其在濕環境下斷很低,不能制得滿足組織工程要求的高孔隙率,力學能較高的支架材料。
  11. First of all, in order to obtain the nonlinear ice force, the first part concentrates on the research for the physical property of ice. especially on the ductile to brittle transition mechanism

    對海冰的非線物理力學質進行了總結,特別關注了海冰壞的韌轉變機制以及微紋演變對海冰質的影響。
  12. The result of macro - quality experiments show : mineral admixtures markedly slow the hydrating velocity of cement slurry, decrease and delay the hydrating max - temperature, in which steel slag is more effective ; expansive agents compensate concrete shrinkage, enhance the concrete dense degree, strengthen the interfacial layer between fiber and cement matrix and improve the physical mechanics qualities of acic ; minimal admixtures markedly improve the concrete workability property, increase the concrete later intensity & density and the capability of anti - chemical attack and anti - permeability ; hybrid fiber reinforces the toughness of obviously acic by the means of anti - cracking effect of fiber with different sizes and different properties in the corresponding construction levels

    實驗結果顯示:鋼渣摻合料能顯著減緩水泥漿體水化速率,降低砂漿的水化溫升並延遲最高溫升時間;補償混凝土收縮,提高混凝土密實度,加強纖維與水泥石的界面粘結,增強混凝土力學能,但不能明顯改善混凝土韌。混雜纖維通過纖維的不同尺度與不同質在相應的結構層次上產生阻效應,增韌鋼渣防滲抗混凝土;增加混凝土的壞極限能,極大提高混凝土抗彎曲能力和韌指數,改善混凝土
  13. The cohesive theory has proved effective in the simulation of complex fracture processes including : the fragmentation of brittle materials ; dynamic fracture and fragmentation of ductile materials ; and the dynamic brazilian test for concrete

    已證實此理論對復雜的斷過程的模擬是有效的,包括:材料的斷、韌材料的動態斷碎、混凝土的動態bazilian測試等等。
  14. Study on model of damage and flow coupling in brittle rock failure process

    巖石過程損傷與滲流耦合數值模型研究
  15. The low temperature of liquid oxygen and the vapors it releases not only pose a serious burn hazard to human tissue, but can also cause many materials of construction to lose their strength and become brittle enough to shatter

    液氧和其釋放的蒸氣的低溫不僅會導致人體組織的嚴重凍傷,而且還能使許多材料失去彈得足以
  16. The auto - detection and auto - processing of crack images on the surface of brittle solids

    固體壞表面紋的自動識別和處理
  17. Further, the mechanical behavior and fracture features under flexural load of the c / sic composites are discussed with mechanical properties contract to microstructure and cvi - pip process parameters. the multiple fracture phenomenon of the c / sic with high toughness connected to multiple interface fracture is found, which supplements the conventional composite theory on the relationship between strength and fracture mode

    聯系化學組成及微結構參數、工藝參數,進而研究了彎曲載荷下該c / sic復合材料的行為特徵和失效過程,發現了一種與多重界面失效緊密聯系的、高斷的多重損傷累積型材料壞現象,補充了傳統的基體復合材料強度一斷理論。
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