stress in the bar 中文意思是什麼
stress in the bar
解釋
桿應力-
The existing theoretical analyses have n ' t refelcted this true mechanism of the force transfering in fixed segment of anchor bar. for the sake of studying the working course from elastic to elastoplasticity slide better, this paper put forward shear stress - displacement curve, and solve the internal force distribution along anchor bar by the basic equntion. at the same time, this paper analysize the difference of columniform fixed segment and the segmeng with anchor slab at the foot of anchor bar
為了更好的研究錨桿在不同荷載作用下，錨桿的工作狀態從彈性到彈塑性發展的整個過程，本文進行了錨桿受力的模型實驗研究，根據實驗結果提出了剪應力與位移的彈塑性本構關系表達式，並根據錨桿受力的基本方程，求解得出了錨桿在不同工作狀態下從彈性到彈塑性滑移的全過程中錨桿的內力分佈。 -
The consolidating wave speed means the speed at which elastic stress wave transmits throughout reinforced concrete, and it is intervenient the inherent wave speed of steel and of the concrete. moreover, the consolidating wave speed inherent in the material of the reinforcing steel bar and the concrete, and it relates to the cling strength of steel bar and the concrete
固結波速是指彈性應力波通過鋼筋-混凝土體系傳播時的速度，通過理論分析得知固結波速的大小介於鋼筋和混凝土中彈性應力波速之間，由鋼筋與混凝土二者的材質特性決定，與二者的粘結強度密切相關。 -
Put a stress on the first note in each bar.
每一小節的第一個音符要加強。 -
In the paper, not only such factors as reinforcing steel bar, various placing temperature of concrete in case of lift placements, lift thickness, time interval between lifts, the variation of elastic modules of concrete, heat of hydration, the temperature changes of environment but the effect of creep deformation and autogenous volume change on the temperature field and thermal stress field of reinforced concrete face - slab are considered
本論文在分析中，考慮了鋼筋、混凝土分層澆築、入倉溫度、澆築層厚、施工間歇、混凝土彈性模量變化、水化熱發散規律、外界氣溫等因素的變化及混凝土徐變和自生體積變形等因素對面板溫度場和溫度應力的影響。 -
The work in this thesis mainly includes following parts : 1. as for box girder cross section, the three - bar stimulation method under typical loads and supports has been introduced. the force and stress formulae for flanges have been derived from the three - bar method. by reasonable simplification for multi - cell box girder, the three - bar method has been applied in multi - cell box girder ' s shear lag analysis
對于箱形截面主梁，本文介紹了三桿比擬法上、下翼板中比擬桿的計算公式，以及在典型荷載和支承的情況下翼板內各桿的應力計算公式，並對多箱式主梁截面進行合理簡化，使三桿比擬法應用於多室箱梁的剪力滯分析。 -
Based on the experimental data of rotor steel 1crmov in the loading of low - cycle fatigue at high temperature, the strength behavior and the fatigue life curve of this material at 550 have been achieved. meanwhile, with respect to three kinds of notched bar, their material damage assessment method under multiaxial stress condition is discussed
本文在1crmov材料的高溫低周疲勞實驗數據進行了整理和統計的基礎上，得到了材料的疲勞強度特性曲線和疲勞壽命曲線，同時對三種不同缺口形式的圓柱形試件進行了多軸應力狀態下的材料損傷的研究，並通過數值計算方法進行了疲勞壽命評估。 -
In order to proof the program ' s effectiveness, we made some experiments on ly - 12a1 by shpb. in addition, based on the pochhammer - chree ' s theoretical solution about the stress wave propagation in infinite cylindrical bar, a numerical approach for analyzing dispersion in shpb experiments is developed
由於應力波在桿中傳播時存在彌散效應，在hopkinson桿實驗中，採用桿中某處的應變來代替桿與試件接觸端面處的應變，這必然會因為應力波的彌散效應給實驗結果帶來偏差。 -
Today, cast - in - situ piles are more widely used in deep foundation engineering because of their many advantages, such as better adaptability to various ground condition, providing enormous bearing capacity by a single pile and smaller dosage of reinforcing steel bar. but, their own disadvantages, such as sediment under tip, clay slurry around pile, friction and tip resistance disagreement and initial ground stress freeing, limited their bearing capacity, lowered the utilization ratio of material and increased the settlement
灌注樁，因其對地層適應性強、能提供較大的單樁承載力、鋼筋用量少等優點，在目前深基礎工程中得到了極為廣泛的應用。但是，灌注樁的固有缺陷，諸如孔底虛土；孔壁泥漿；端阻、側阻發揮不同步；鉆孔后原地應力釋放等，限制了其承載力的發揮，使得材料利用率不高，沉降較大。 -
On the basic of former research men ' s experience, 18 experimental members ( including 9 simple beams and 9 restrained beams ) are designed and tested. in the experiment, phenomena are observed and record by taking photos in the whole process from the first crack appears to test members crash completely, experimental data is attained including load values of crack - appear load, critical load and terminal load, stress values of reinforcing steel bar stress, compressed concrete stress and beam flank stress and values of deflection etc. by analyzing the crack ' s appearing and developing form and stress values of concrete and steel bars, the crash modes of test beams are defined ; shearing force - deflection curves are contrasted and analyzed ; the effects on shear strength of the three factors as shear span ratio, concrete strength and restraining moment are also analyzed
借鑒已有試驗的經驗，本文設計和完成了對18根超高強混凝土無腹筋梁（包括9根簡支梁和9根約束梁）在集中荷載下抗剪強度的試驗，觀察了試件從裂縫出現到完全破壞失去承載能力全過程的試驗現象並通過拍照進行記錄，獲得了試件的斜裂縫出現荷載、臨界斜裂縫荷載和極限荷載等荷載值和縱筋應變、混凝土受壓應變和梁側混凝土應變等應變值以及撓度值等。 -
In order to predict the antipunching shear bearing capacity of the frame column underpin system, the stress mechanism of underpin system and the influences of different coupling construction of underpinning interface and the bar of underpinning beam on the antipunching shear bearing capacity and failure form of frame column underpin system were studied experimentally
摘要為了能夠準確進行框架柱托換體系抗沖剪承載力的預計，通過試驗研究了托換體系的受力機理以及托換界面不同的連接構造、托換梁配筋勸框架柱抗沖剪承載力和破壞形態的影響。 -
The mechanism of reinforcing steel bar under the press or pull is researched and the characteristics under the pull - press cyclic loading is studied in composite foundation. it shows that the stress concentrating on the reinforcing steel bar and the increasing stress can be seen with the increasing of cyclic times. residual strain always exists after unloading without considering the size of pullout force and increases slowly with the cyclic times
探討了復合地基中抗拔鋼筋的受壓受拉機理及在拉壓循環荷載作用下的性狀，研究發現，隨拉壓循環次數的增加，應力向鋼筋集中，鋼筋承受的壓力隨著增大；無論上拔力大小，卸載后都有殘余變形，並隨著拉拔循環次數的增加而緩緩增加；抗拔碎石樁破壞性狀明顯，可明確的得到抗拔碎石樁的破壞荷載。 -
Calculate the dynamic stress intensity factor of simple edge crack round bar specimen in three point bending of nanling marble
計算大理巖帶直切口三點彎曲棒梁試件的動應力強度因子的近似公式 -
Secondly, through the examination and observation of the structural model of the cast - in - place pre - stressed compound floor slab system, under the normal usage load, the normal usage limit - state and the failing load, we have validated the space working - feature of the structural model under variable loads, including the rigidity, the crack, failing - state, failing load and the stress variation of the pre - stressed bar, and so on
其次，通過對該體系的結構模型在正常使用荷載、正常使用極限狀態和破壞狀態下的試驗研究，驗證了現澆預應力復合樓蓋體系模型結構在各種荷載作用下的空間工作性能，包括剛度、裂縫、破壞形態、極限承載力及預應力筋的應力變化狀態等。 -
In this thesis, it is analyzed theoretically the steel bar layout pattern, the prestress loss, the concrete stress, and the discipline of the deformation and the fracture forming of structures of the partial prestress concrete frame beams, which is widely used in modern civil engineering
本文從理論上分析了現代建築工程中廣為採用的部分預應力混凝土框架梁的布筋方式、預應力損失、混凝土應力、結構變形和開裂規律；導出了具有一般意義的預應力錨固損失以及梁的長期撓曲變形計算公式。 -
Pre - stress steel structure, a new type of structure in which combine pre - stressed with steel structure. adding some high strength bar in steel structure, and forcing these bars pre - stress can improve the structure capability, reduce the structure weight
預應力鋼結構是一種將預應力與鋼結構相結合的新型結構，就是在鋼結構中增加某些高強度桿件，並且對這些桿件施加預應力，使其達到改善結構性能，降低結構自重等作用。 -
The optimal model of truss structure is established, in which the cross sectional areas of bar are taken as design variables, the structure weight is taken as objective function. in the process, the reliability of structural displacement and bar stress and the fundamental frequency are taken as constraint functions. from the engineering practice, all the reliability constraints, which are implicit generally with the design variables, are equalized and transferred to the conventional explicit constraints
本文將主要考慮桁架結構的優化問題，首先建立數學模型，即以桁架的橫截面積為設計變量、以重量最小為優化目標，位移、應力等可靠性及基頻為約束條件；最後，從工程實際出發，對結構系統的可靠性隱形約束進行等價顯化處理，使之轉化為常規的橫截面積優化問題。 -
It is not a target of this paper to develop a general structural analysis program or structural cad package. this paper put stress on the effectiveness and implement pattern of oop method in structural analysis programming. considing the time is not enough to develop a large program, the author just shown the implement of bar system analysis by oop
本文的目標不是開發一個通用的結構分析程序或結構cad軟體包。本文工作的重點是探討oop方法在結構分析程序設計中的適用性和實現模式，同時考慮到時間因素，所以本文只給出桿系結構的面向對象實現。 -
In the light of the deficiency of the routine calculating method in the application of multi - curve style prestress steel bar in the large span structures, an applied program is written to calculate the loss of the prestress. fem is used to calculating the concrete stress of the frame beam under prestress load, in the process of which, many successful improvements have been made in the element division, load application and the treatment of the support restraint
針對常規計算方法在大跨結構中預應力筋多波曲線配置應用中的不足，編制了計算預應力損失的應用程序；用fem計算了框架梁在預應力載荷作用下的混凝土應力，其間在單元劃分、載荷施加及支座約束處理上有成功的改進。 -
The actual stress in soil nails is very different from theoretical analysis, so in - situ measurements in chaowai soho project in beijing, the method that placing the reinforcing steel bar - stress measuring apparatus in primary reinforcing steel bar to gain actual pull force is adopted in this paper
摘要針對土釘支護中土釘實際所受拉力與目前理論和規程計算結果相差較大的問題，對北京朝外soho土釘支護進行了現場監測。 -
In this paper we present improved draft of joint bar in the base of the analysis of rail joint. the draft is reasonable for it can make the stress evenly when a wheel rolls over the rail joint
同時，本文根據對夾板的應力分析提出了改進的接頭夾板方案，認為該方案能使夾板均勻受力，在設計上是合理的。
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