階段蠕變 的英文怎麼說
中文拼音 [jiēduànrúbiàn]
階段蠕變
英文
initial stage creep-
It has been discovered that the deformation in the primary creep regime can well described by eqution : - 0 = atm, moreover, the eqution : = a n exp ( - q / rt ) can be used to interpret phenomenally the relationship between the steady - state creep rate and stress, temperature
蠕變的第一階段也就是減速蠕變階段的蠕變變形可用? _ 0 = at ~ m來描述。可以唯象地解釋穩態蠕變速率和蠕變應力和溫度之間的關系。The analytical investigation of nonlinear creep crack growth is in its infancy and much remains to be learned and done.
對于蠕變裂紋擴展的分析研究還是處于初期階段,還有許多事情有待于認識和完成。3. the two stages of primary creep and steady - state creep of 3d c / sic correspond to the gradual saturation of matrix crack and the opening of these cracks respectively. the transverse crack is the main contributor to the macroscopic creep strain of 3d c / sic, and its opening is controlled by the creep temperature
( 3 ) 3dc sic復合材料的減速蠕變階段和穩態蠕變階段分別對應著基體裂紋趨于飽和和逐漸張開這兩個過程;橫向基體裂紋是3dc sic復合材料宏觀蠕變應變的主要貢獻者,溫度是影響橫向裂紋張開速度的一個重要因素。Using biomechanics methods, through the study of the influence of different injection and maintain period on the expansion efficacy and shrinkage rate of skin, a rapid expansion method with relatively big expansion area is proposed ; biomechanics analysis in vivo is been made on the expanded skin ; comparing the biomechanics property in vitro of the rapid expansion and conventional expansion with different maintaining times, the parameters such as strength, stress - strain relationship, stress relaxation and creep which reflect the characteristic of the expanded skin have been obtained ; making the research of the expanded skin ' s biomechanics changes at different stage after grafting, the long - term and short term diversified regular has been obtained ; making experimental study and discussing the changes in the microcirculation and vessel structure of exceedingly expanded shin, the relationship between survival length of flap and the changes has been gotten
本課題旨在用生物力學的方法通過動物實驗來研究不同注水擴張期和維持擴張期對皮膚擴張量和皮膚回縮的影響,探討有效獲取較大的擴張皮膚面積的快速擴張方法;對擴張皮膚進行在體生物力學特性分析;比較了快速擴張和常規擴張在不同維持期的皮膚離體生物力學特性,得到離體生物力學各參數,如強度、應力?應變、應力鬆弛、蠕變等;為全面了解擴張皮膚在移植后的近期和遠期的變化規律,做了擴張皮膚移植后不同階段的生物力學變化的實驗研究;探討了不同擴張量時皮膚的微循環變化和血管結構變化與皮瓣存活的關系。On the basis of the geomechanical model for slope deformation and destruction, the developmental process of this landfall is divided into four stages, which are valley - side margin ripping, margin slope creeping, the short slip belt being formed and pierced, and the landfall befallen
通過宅基邊坡傷亡性黃土崩塌變形破壞的地質力學模式分析,將此類崩塌分為斜坡谷緣拉裂?谷緣坡體蠕動?短滑帶形成並貫通?崩塌土體剪出4個階段。Throughout the experiments, there is no accelerated creep regime, which is in accordance with most of the ceramic matrix composite
在實驗過程當中沒有觀察到蠕變的加速階段,這和大多數陶瓷基復合材料的高溫蠕變現象是一致的。Standard test method for accelerated tensile creep and creep - rupture of geosynthetic materials based on time - temperature superposition using the stepped isothermal method
使用階段等溫法對基於時間-溫度疊加的土工合成材料的加速拉伸蠕變和蠕變斷裂的標準試驗方法Experimental and calculated results showed that creep proceeded in two phases and andrade theory could simulate appropriately the creep constitutive relations of pmma in single dimension. furthermore, the accumulation theory in low stress and the strain - rigidification theory in the first phase of creep could also describe approximately the constitutive relations of pmma
實驗與計算結果表明,蠕變明顯地分為兩階段, andrade理論能很好地模擬pmma材料在恆定應力作用下的一維蠕變型本構關系;陳化理論在低應力水平下及應變硬化理論在蠕變第一階段也可近似地描述pmma的本構關系。( 5 ) basing on the exploring of the functions of cohesion force and friction force during rheology course and the assumptin that viscosity lost according viscosic strain, a constitutive model for viscous, elastic and plastic rock is set up, which can simulate the third course of creep. then the impact of transcient damage to rheology is discussed and corresponding creep model for rock is proposed
( 5 )在探導巖石顆粒間粘聚力和顆粒間摩擦力在巖石發生流變過程中的作用基礎上假設粘性失效按流變應變統計概率分佈,建立了巖石粘彈塑性本構關系,能夠描述巖石蠕變加速階段特徵;討論了瞬時損傷對巖石流變的影響和相應的損傷蠕變模型建模問題。The interaction fatigue - creep damage evaluated by electrical resistance possessed three stages, including the decelerated damage stage initiatively, the stable damage stage, and then the sharply accelerated damage stage finally
疲勞蠕變以電阻表徵的損傷分為三個階段,即初始階段的減速損傷,中間階段的穩定損傷和最後階段的短暫加速損傷。分享友人