效正應力 的英文怎麼說

中文拼音 [xiàozhēngyīng]
效正應力 英文
effective normal stress
  • : Ⅰ名詞(效果; 功用) effect; efficiency; result Ⅱ動詞1 (仿效) imitate; follow the example of 2 ...
  • : 正名詞(正月) the first month of the lunar year; the first moon
  • : 應動詞1 (回答) answer; respond to; echo 2 (滿足要求) comply with; grant 3 (順應; 適應) suit...
  • : 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...
  1. A habit reprehensible at puberty is second nature and an opprobium in middlelife. if he must dispense his balm of gilead in nostrums and apothegms of dubious taste to restore to health a generation of unfledged profligates let his practice consist better with the doctrines that now engross him

    倘若彼一定要將基列香油202這一驗可疑之秘方與「金科玉律」 ,分發給一代乳臭未乾之蕩子,以促使彼等康復,則使彼之行為與奉行之教義相一致。
  2. The mechanisms summarized are as follows 1 ) compressional normal stress ; 2 ) ductile and / or viscous deformation in bedding fault since incompetent bed is susceptible to plastic flow ; 3 ) higher likelihood of clay / shale smearing ; 4 ) foliation fabric whose sealing capacity is enhanced greatly in direction perpendicular to foliation

    其機理可歸納為四個方面: 1 )壓性的; 2 )以韌性及粘性變形為主,因為非能幹巖層易塑性流變; 3 )塗抹強; 4 )面理化組構,垂直面理方向的封閉能大大增強。
  3. The welding technology of francis turbine runners is optimized from the view of subsection welding and local heating by numerical simulation. the result shows that welding residual tensile stress appears in the weld and its area nearby, and peak stress appears in the dangerous area of blades after practising quondam welding technology ; welding residual tensile peak stress in the dangerous area of blades can be decreased by welding both ends earlier and then welding middle section later during subsection welding, and decreasing effect on welding residual stress of the subsection welding is related to the weld length of blade outlets and welding direction of each subsection ; decreasing effect on residual stress of the local heating is direct proportional to heating time, heating temperature, heating area, and inversely proportional to cooling area, and welding residual tensile peak stress in the dangerous area is decreasing trend earlier, and then increasing trend later with heated location increased

    本文利用數值模擬手段對轉輪的焊接工藝從分段焊和局部加熱兩個方面進行了優化,結果表明:採用普通工藝焊接時,葉片焊后殘余拉出現在焊縫及其附近區域,並且在葉片出水邊的熔合線附近(危險區域)出現了峰值;在採用優化的分段焊時,先焊兩端后焊中間的方法可以降低葉片危險區域的焊接殘余拉峰值,降低果與葉片出水邊焊段長度、焊縫各段的焊接方向有關;局部加熱法降低轉輪危險區域殘余果主要與加熱時間、加熱溫度以及加熱面積成比,與冷卻面積成反比,並且危險區域的殘余隨加熱區域的增大呈先降低后升高的趨勢。
  4. To validate the formulated transition element for the calculation of the hot - spot stress and stress concentration factor in the welded components by experimental results, the stress concentration factor of the experimental welded specimens carried out in the research group is calculated by using the developed plane - transition element. the calculated stress concentration factor in the two types of tested welding components agrees well with that obtained from the experimental result. and the calculated result on the tendency of hot - spot stresses agrees well with that from the measured result

    為了驗證文中構造的過渡單元模型用於分析焊接節點附近的集中問題的確性和有性,進一步又對過渡單元模型進行實驗結果驗證,採用平面過渡單元模型計算了本課題組進行的兩類焊接構件的集中系數,並與根據實測方法得到的集中系數進行了比較,計算結果與實驗測試得到的集中系數和相的熱點變化趨勢比較吻合,為本文建立的過渡單元的實際用提供了初步的基礎。
  5. Based upon virtual displacement method and the updated - lagrangian approach, stiffness matrices for two - dimensional elastic - plastic beam model in large displacement were proposed, in the derivation of which transverse stress was included because it was believed that part of the 2nd order effects of various stresses, which are in equilibrium with each other and with the external loads, will counteract each other and neglecting either part would possibly lead to incorrect results

    利用虛位移原理和更新的拉格朗日方法,導出了大位移彈塑性梁單元剛度矩陣的顯式表達式,在剛度矩陣推導中引入了截面內非線性剪和橫向的影響,剛度矩陣通過了剛體檢驗。之所以要引入橫向的影響,是因為本文認為,保持平衡所需的所有,它們各自的二階會相互抵消,因此忽略其中的任何一項都可能導致不確的結果。
  6. So it is very important to understand the cyclic deformation behavior of zircaloy - 4. in this paper, bauschinger effect of zircaloy - 4 with different metallurgical state at room temperature and 400 ? is investigated in an incremental step test and cyclic deformation test under constant strain control. bauschinger effect during cyclic deformation is described by using back stress, which is mainly responsible for bauschinger effect ; back stress is attained by using kwl " s method

    本文採用單試樣逐級加載循環變形和恆變幅循環變形試驗,研究了不同冶金狀態、溫度、氫以及固溶處理下的zr - 4合金的bauschinger現象;種種結果表明,影響bauschinger的主要因素是背;本文是從背的角度來分析各種狀態下zr - 4合金的bauschinger現象;背的計算主要通過使用kwl方法而獲得。
  7. The structure of prestressed anchor - rope and groundsill is one of the most effective sheathing works, it is used wildly in some slop protection works. the structure is made up of prestressed anchor - rope and groundsill. the combined structure can utilize the latent energy of rock or soil mass

    錨索地梁結構是一種極其有推廣用於各工程部門的支擋防護體系。該結構由預錨索和地梁共同組成。
  8. Saturated sand are testes in the laboratory under the undrained cyclic loading condition with static - dynamic dual purpose triaxial compression test apparatus, which is designed under the cooperation of hohai university and marui co. ltd japan. the results indicate that the stress path approaches from a initial stress point to the failure lines as cyclic loading goes on, and eventually converges on a certain limiting stress path in the vicinity of the failure lines. the stress - strain curve, however, does not converge on a closed hystersis loop ; the shear strain rapidly increases in looser sand or gradually and continually increases in denser sand

    利用河海大學與日本圓井株式會社共同研製的新型的多功能靜動三軸儀進行了飽和砂土循環扭剪不排水試驗,研究表明,對于松砂,剪變幅度快速地由微小增加到百分之幾甚至百分之十幾,對于緊砂,剪變幅度逐漸地由微小增加到百分之幾甚至百分之十幾;經試驗初步研究表明用初始有平均歸一化的有路徑很好的一致性。
  9. With the material dynamic constitutive equation including damage and the effect of stain rate the predictable formula about ballistic limit velocity of fiber composite target. secondly based on the damage feature about ceramic / fiber composite target caused by impact load, analysis model about defense performance of ceramic / composite material target is formed and the predictable formula about ballistic limit velocity is also given. lastly using the reflection and projectile theory of stress wave the paper discusses the design of ceramic / composite material target, optimizes the design of double layer ceramic / composite targets, gains optimal coefficient under certain area density and discusses the variety relationship of area density and thickness with optimal coefficient u nder some ballistic limit velocity 3

    首先,分析了纖維類交鋪層復合靶板在沖擊載荷作用下的損傷破壞機理,結合包含損傷和變率的材料動態本構方程,建立了纖維復合材料板彈道極限速度的預測公式;其次,根據陶瓷/纖維材料復合靶板在沖擊載荷下的破壞特點,建立了陶瓷/復合材料靶板抗彈性能分析模型,給出了彈道極限速度預測公式;最後,利用波反射和透射理論討論了陶瓷/復合材料靶板的設計問題,對雙層陶瓷復合靶板的優化設計進行了分析,給出了在一定面密度下的最佳優化系數,討論了一定彈道極限速度下的面密度和厚度隨優化系數的變化關系。
  10. However, the disadvantage of laser welding is the so - called post - weld - shift ( pws ). the end result is a reduction in light coupling efficiency. the shrinkage force generated by the solidification process is so great that no known mechanical structure can counteract the shrinkage from shifting the joint ? at least at the micron level

    這種封裝技術最大的缺點是會使激光二極體的封裝產生焊後偏移( pws ) ,很少有一種機械的方法可以校這種焊後偏移到亞微米級別,目前激光錘被證明是一種很有的校方法,激光錘校作用過程就是利用金屬熔化凝固冷卻產生的內來恢復焊後偏移的過程。
  11. While the strain is affected by the initial mean effective

    但剪變卻與初始有平均有關。
  12. Liquefaction resistance defined by excess pore water pressure rise is approximately independent of the initial confining pressure

    同時也說明了由超孔隙水壓定義的抗液化強度與初始有平均無關。
  13. In 1993, astronauts installed corrective optics for hubble and it was able to display its true power finally

    1993年太空人為哈勃安裝矯的光學儀器,哈勃終于發揮出它有的功
  14. The correction of the method of equivalent cycle number

    非穩定變下疲勞強度計算的等循環次數法的修
  15. The reduction factors derived from curve fitting based on calculation results by the finite element program ( ansys ) considering all kinds of damages such as cutouts, corrosion, cracks, denting, initial deflection and residual stress are introduced to modify the effective width of perfect panel in the present paper

    本文考慮板中可能存在孔洞、腐蝕、裂縫、局部撞損和初始焊接變形或殘余等損傷和初始缺陷,對不同的損傷形式用有限元程序( ansys )進行大量的計算,通過曲線擬合的方法引入折減系數對完好板格的有寬度進行修
  16. On the basis of the concept of combination of action effects of modem prestressed concrete structures proposed by the authors, the ultimate limit states design proposals of normal section of prestressed concrete structures considering the effects of secondary moment and secondary axial force are presented in the paper

    在作者提出的現代預混凝土結構設計荷載組合建議的基礎上,給出了合理考慮次彎矩和次軸影響的各類預混凝土結構截面極限強度設計計算建議。
  17. This variation of stresses is due to the action of in - plane shear strain in the plate, which is termed “ shear - lag ”. stresses larger than the elementary bending uniform stress thus develop at the web - flange connection. an appropriate reduced “ effective width ” of the plate - with the uniform stress equal to the maximum longitudinal stress - has been widely used by engineers in conjunction with the elementary beam bending theory

    但實際上翼緣中剪切變形是不均勻的,由此導致沿橋寬呈曲線分佈,從而引出了有寬度的概念,即按初等梁理論的公式也能得與真實峰值接近相等的那個翼緣折算寬度。
  18. It is found during the cooling down in some local region that the normal stress difference varies from positive to negative and then turns positive again. the stress accumulates rapidly in the followed thermal treatment in this region, where the chip - on - board package tends to fail from

    在冷卻過程中某些局域差的變化規律為:該差值從值變到負值再回到值,呈振蕩狀態;局域隨熱循環進行將急劇增加,即處于相對集中的狀態,這樣的區域是晶元易於失的區域。
  19. In this paper, three - tower building with name of oriental tunes square in xiamen is analyzed by the international current program sap2000, considering seismic action in two directions. by structural modeling and calculation, the characteristic of vibration of the multi - tower structure is analyzed, the influences of the rigid ratio of the enlarged base to top tower and translation - torsion coupled effects among several towers are investigated, the inter - story displacement, displacement of the top tower and deformation of tower ' s base floor in x and y major orientation under earthquake action are contrasted with those under wind load. at last, the distributing characteristics of stress of transfer plate and of the normal, shearing stress of mostly vertical elements under earthquake action are studied

    本文以具有3個塔樓的廈門東方時代廣場為分析對象,採用國際通用有限元分析軟體sap2000進行結構建模和分析,考慮雙向地震動輸入,研究結構的振動特性,分析底盤與塔樓剛度比對結構的影響以及多塔之間的扭轉和平扭耦聯作用,對比風荷載和地震作用下塔樓在兩個結構主軸方向的層間位移、頂點位移以及塔樓底層的變形,分析地震作用下轉換層樓板的分佈特點及主要豎向構件的和剪分佈特點。
  20. The results indicate that the stress path is not affected by changing the initial effective mean stress if the shear stress ratio remains the same

    也就是說,如果保持相同的剪比,由初始有平均歸一化的有路徑不受初始有平均的影響。
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