峰值應力強度 的英文怎麼說

中文拼音 [fēngzhíyīnglìqiángdù]
峰值應力強度 英文
peak stress intensity
  • 峰 : Ⅰ名詞1. （山的突出的尖頂） peak; summit 2. （形狀像山峰的事物） peak-like thing Ⅱ量詞（用於駱駝）
  • 應 : 應動詞1 （回答） answer; respond to; echo 2 （滿足要求） comply with; grant 3 （順應; 適應） suit...
  • 力 : Ⅰ名1 （力量; 能力） power; strength; ability; capacity 2 [物理學] （改變物體運動狀態的作用） forc...
  • 強 : 強形容詞（強硬不屈;固執） stubborn; unyielding
  • 度 : 度動詞[書面語] （推測; 估計） surmise; estimate
  1. Besides, this paper adopts the random finite element method, uses geometric and physical mechanical parameters that are relevant to lining weight of surrounding rock, coefficient of lateral pressure, height or buried depth of vertical loading, elastic resistance coefficients of surrounding rock, elastic modulus of support structure, unit weight of concrete, thickness of the structure as well as torsional strength and compression strength of concrete and etc., as random variables, applies the monte - carlo method to sampling by computer, preliminarily evaluates the reliability of bearing capacity and stability of molded concrete lining of the xuefeng mountain tunnel, and obtains the related displacement of the lining, mean value and variance of internal force, and computed the reliability index of lining structures

    此外，本文採用隨機有限元方法，將圍巖容重、側壓力系數、垂直荷載高度或埋深、圍巖的彈性抗力系數、支護結構的彈性模量、混凝土容重、結構的厚度以及混凝土的抗扭與抗壓強度等與襯砌結構有關的幾何與物理力學參數作為隨機變量，應用蒙特卡洛理論進行計算機隨機取樣，對雪峰山隧道模注混凝土襯砌的承載力與穩定性的可靠度進行了初步評估，得出了襯砌的相關位移與內力的均值和方差，並計算出了相應的襯砌結構可靠指標。
  2. The 3 batches with 7 groups of prism concrete test specimens and the 3 batches with 22 groups of cube ones were used in mechanical properties test, and a series of parameters of rpc was acquired such as prismatic strength, the cubic strength, split and pull strength, deformation module, peak strain, poisson ' s ratio

    進行三批7組稜柱體試件和三批22組立方體試件的力學性能試驗，測定了rpc200稜柱體抗壓強度、立方體強度、劈拉強度、彈性模量、峰值應變、泊松比等參數，並建立了變形模量和峰值應變的擬合公式。
  3. ( 三 ) under the dynamic load of the explosion, the numeric analysis has been done and achieve the rule as follow : ( 1 ) when the frequency of vibration is 0. 3hz, the acceleration of the slopes top gets the maximum ; so 0. 3hz is believed the natural frequency of the slope as a whole ; ( 2 ) the vibration of explosion can been magnified because of the condition of the landform, when the relative altitude is up to 45m, the acceleration of horizon gets the maximum ; when the relative altitude is up to 100m, the absolute value of acceleration and the deformation of horizon is larger than that in the bottom of the slope ; ( 3 ) in the period of forced vibration, at the top of the slope, the acceleration of horizon become larger and larger ; at the middle part of the slope, it becomes smaller ; ( 4 ) when the explosion velocity of is much little, the shallow part destruction is the primary deformation of the slope

    （三）採用模態疊加法針對爆破動力作用，進行邊坡的動力響應分析，得出了以下結論： （ 1 ）振動頻率為0 . 3hz時，坡面頂部水平向加速度峰值最大；綜合考慮，可認為該邊坡的自振頻率為0 . 3hz左右； （ 2 ）地形對爆破地振動存在放大作用，研究剖面的坡面，水平向加速度及位移在地形相對高差45米左右最大，而後隨相對高差的增高而減小，相對高差為100米時，水平向位移及加速度絕對值均大於坡腳； （ 3 ）強迫振動段，水平向加速度值隨時間變化的規律為：坡頂節點總的變化趨勢是越來越大，而坡體中部節點的變化趨勢是越來越小； （ 4 ）當爆破振速較小時，變形破壞的形式表現為坡頂表面滑塌型。
  4. The long period cyclic tests of four specimens near to sufficient dimension made by the master cao yunfeng prove that the reinforcement arrangement scheme can obtain favorable displacement ductility and plastic energy dissipation capacity for the coupling beams with the small aspect ratio of 1. 0. to go deep into the research further, this thesis concentrates on the two aspects following : ( 1 ) the author of this thesis carries out the long period cyclic test of five specimens near to sufficient dimension to further verify : 1 ) the probability that the upper limit of shear - resistant ability increases to vu = 0. 2fcbh0 or higher

    0的位移延性，且耗能能力良好:在跨高比為0 . 8一1 . 25的范圍內，連梁都依然保持上述良好性能;配筋比例應以對角斜筋為主，一組「 l 」形斜筋用量與單向對角斜筋用量的比值宜控制在0 . 35一0 . 55的范圍內;通過對曹雲峰的試驗與本文試驗的綜合分析，表明cz于c45的混凝土強度等級都是可用的，未發現混凝土強度在這一范圍內偏高或偏低時可能帶來什麼不利影響。
  5. Based on this test, this paper discussed the bearing performance and influencing parameters of concrete confined with cfrp, and presents its new model of pressive strength 、 peak strain and stress - strain relationship according to existed the models of stress - strain relationship which are used to calculating concrete confined with fiber reinforced polymer ( frp )

    結合試驗，本文對cfrp約束混凝土的受力性能及影響參數進行了分析，基於已有的frp （ fiberreinforcedpolymer ）約束混凝土應力-應變關系模型，提出cfrp約束混凝土的抗壓強度、峰值應變及應力-應變模型。
  6. The results showed that the magnitude and shape of mfl vary with the change of wire rope tension. with the stress increment, the peak to peak values of broken wires reduce obviously and the total strength of mfl signal becomes weak and the ripple of mfl signal curve appears

    試驗研究發現，漏磁密度的大小及形態都隨鋼絲繩張力的變化而改變，隨張力增加，斷絲峰峰值明顯減小，漏磁信號的總體波動強度減弱，漏磁曲線上有應力波紋出現。
  7. After confirming the mix property of rpc, the 28 groups of cubes ( 70. 7mm ) the 48 groups cube ( 100mm ) and the 6 groups of prism specimens were carried out to study rpc200 strength standard, discuss the relationship between the mechanical properties ( peak strain 、 young ' s modulus and poission ' s ration ) and prismatic strength, and establish the stress - strain curve for rpc200

    在確定rpc配合比后，本文進行了28組邊長70 . 7mm立方體試件、 48組邊長100mm立方體試件和6組100mm 100mm 300mm稜柱體試件的力學性能試驗，研究了rpc200的強度標準，探討rpc200的基本力學指標（峰值應變、彈性模量、橫向變形系數等）與稜柱體抗壓強度之間的關系，建立了rpc200應力應變曲線上升段方程。
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