strain coefficient 中文意思是什麼

strain coefficient 解釋
應變系數
  • strain : vt 1 用力拉，拉緊，抽緊，扯緊。2 使緊張；盡量使用（肌肉等）。3 強迫，強制；濫用，盡量利用。4 拉傷...
  • coefficient : adj. 共同作用的。n. 1. 共同作用；協同因素。2. 【數，物】系數，率；程度。
  1. It was suggested that eric - pcr could substitute for rapd in research related to the genetic identification and genetic diversity in auricularia and other edible and medicinal fungi : 2 to a certain extent, genetic differences among auricularia strains tested in this study did not have necessary relativity with their geographical origins respectively ; 3 in this study, genetic diversity in a. polytricha was higher than that in a. auricula : 4 in this study, a. fuscosuccinea had a higher homology to a. auricula than to a. polytricha ; 5 morphological characteristics validated the results from eric - pcr and provided a potential explanation for the higher similarity coefficient between a. auricular and a. fuscosuccinea ; 6 southern hybridization was employed by choosing a strain from a. auricula as a probe which hybridized with a. auricula and a. fuscosuccinea except a. polytricha, further confirming the veracity of the results from eric - pcr ; 7 in this study, isozyme analysis could not cluster the 7 strains from three auricularia species to different groups efficiently ; 8 2 strains from two auricularia species revealed high conservative degree and the restriction fragment patterns by 4 kinds of restricted enzymes showed no diversity

    本研究中，木耳屬2個種的2個菌株在its區域表現出較高的保守性， 4種限制型內切酶的酶切圖譜沒有顯示出多態性；增加內切酶種類及供試菌株數量，有可能獲得具有多態性的限制性內切酶酶切圖譜； 9本實驗中， its區域的真菌特異性引物與真核生物通用引物對于擴增效果無較大差異，擴增片段長度均為650bp左右； 10根據形態學實驗、 eric - pcr實驗以及southern雜交實驗的結果分析，紫木木耳屬種質資源的遺傳鑒定和遺傳多樣性評價耳極有可能是毛木耳種的一個變種; n .本研究中所用的gutc法是一種適用於木耳屬菌株基因組洲a快速提取的方法; 12 .傳統的形態學分類法和現代的分子生物學分類法，兩者的關系是相輔相成，互為驗證
  2. The calculation modes of the coefficient of shrinkage and creep of the bulgy core concrete in steel tube are discussed. based on a few reasonable hypotheses and the stress - strain relation of concrete acquired by the " adjusting valid modulus depending on load time " method, a compact formula is reasoned out, which is applied to calculate the equivalent elastic modulus of the bulgy core concrete considering the affection of shrinkage and creep. so, the analysis of the affection on cfst arch bridge by shrinkage and creep can be progressed by pole - girder fem, further more, the analysis precision is quite high

    本文還對核心膨脹混凝土特殊的收縮、徐變系數計算模式展開了探討，在合理的假設前提下，採用「齡期調整的有效模量法」得到的混凝土的本構關系，推導出鋼管內核心混凝土在考慮徐變影響后的等效彈性模量計算公式，並以此為基礎採用桿系有限元方法來對鋼管混凝土拱橋進行較高精度的收縮徐變分析。
  3. The main contents are as follows. ( 1 ) filter cloth and the surrounding soil mass are taken as an approximate isotropy in horizontal section, the relationship of stress and strain is studied, the anisotropy is fully considered, the constitutive model of filter cloth reinforcement fly - ash compound is obtained, it is tested with numerous indoor experiments. ( 2 ) the permeable coefficient is introduced into the constitutive relationship of soil mass with relevant seepage theory ( kozeny - carman experience formula ). the test of filter cloth depositing hi the condition of long term seepage flow is done hi the dissertation, the varying regular of permeable coefficient without pressure is presented

    本文首先對國內外的研究現狀作了回顧和總結，然後主要針對土工織物加筋粉煤灰復合體的本構關系和計算理論進行研究，主要內容有： （ 1 ）將土工織物和周圍土體視為一種近似的彈性非線性橫觀各向同性體，研究它的應力應變關系，充分考慮它的各向異性，得到土工織物加筋粉煤灰復合體的本構模型，然後通過大量室內試驗進行分析驗證； （ 2 ）引入有關滲流理論，即柯茲尼-卡爾曼（ kozeny - carman ）經驗公式，將滲透系數引進到土體本構關系中。
  4. Creep analysis methods of high - rise buildings and large span buildings can only refer to creep coefficient method in bridge engineering or the method of degree of creep in hydraulic construction engineering under the present experiment conditions. in this paper, the incremental expressions of concrete creep and shrinkage strain when the initial computational age is not the same as the loading age are derived and corrected from the concept of concrete creep coefficient and the mean value theorem of integral and the principle of superposition. the differences of efficiency and accuracy of creep analysis between the finite element method with creep coefficient and the initial stress method with degree of creep are presented. this paper suggests that engineers should use the initial stress method with degree of creep to estimate the influences of creep on high - rise buildings and large span buildings on the basis of conceptual design

    基於現有的試驗資料，高層及大跨度民用建築的徐變分析只能參照橋梁結構中的徐變系數方法或水工結構中的徐變度方法進行.從徐變系數的定義出發，利用積分中值定理和疊加原理，推導並修正了加載齡期與起算齡期不同時徐變收縮應變增量的表達式，對比了應用徐變系數分析徐變的有限元法和應用徐變度分析徐變的初應變法在效率和精度上的差別，並建議應從概念設計的角度出發，採用徐變度的初應變法來估算徐變對高層及大跨度民用建築的影響
  5. Abstract : creep analysis methods of high - rise buildings and large span buildings can only refer to creep coefficient method in bridge engineering or the method of degree of creep in hydraulic construction engineering under the present experiment conditions. in this paper, the incremental expressions of concrete creep and shrinkage strain when the initial computational age is not the same as the loading age are derived and corrected from the concept of concrete creep coefficient and the mean value theorem of integral and the principle of superposition. the differences of efficiency and accuracy of creep analysis between the finite element method with creep coefficient and the initial stress method with degree of creep are presented. this paper suggests that engineers should use the initial stress method with degree of creep to estimate the influences of creep on high - rise buildings and large span buildings on the basis of conceptual design

    文摘:基於現有的試驗資料，高層及大跨度民用建築的徐變分析只能參照橋梁結構中的徐變系數方法或水工結構中的徐變度方法進行.從徐變系數的定義出發，利用積分中值定理和疊加原理，推導並修正了加載齡期與起算齡期不同時徐變收縮應變增量的表達式，對比了應用徐變系數分析徐變的有限元法和應用徐變度分析徐變的初應變法在效率和精度上的差別，並建議應從概念設計的角度出發，採用徐變度的初應變法來估算徐變對高層及大跨度民用建築的影響
  6. As a new type of functional material which has been developed in recent years, rare earth - iron giant magnetostrictive materials has many advantages, such as large magnetostriction strain, high coupling coefficient, quick response, high energy density and so on, which make it have good application future in fields of precision driving and microdisplacement based on the new type of functional material, this paper uses new principles and approaches to study this kind of microdisplacement actuator and its precision driving system

    稀土鐵系超磁致伸縮材料就是近年來發展起來的?種新型的功能材料，具有磁致伸縮應變大、機磁耦合系數高、響應速度快、能量密度高等優點，已在精密驅動及微位移執行器等領域顯示出良好的應用前景。本論文以這種新型的功能材料為基礎，以基於該類材料的微位移執行器及其精密驅動系統為研究對象，並採用一些新的原理和方法，為新型、高性能微位移執行器及其精密驅動系統的研究提供一個新的途徑與思路。
  7. A method is put forward which selects modal dofs in a few points according to element strain energy coefficient. therefore, the selected modal dofs in a few points usually have large amplitude, which is conducive to be measured and the network training

    在選取少數節點的振型分量用於網路訓練時，提出根據單元應變能系數的大小來選擇節點，這些節點一般來講在振動中振幅較大，易於實測和用於網路訓練。
  8. On the base of milling ball interaction during milling process, the powder height of each collision can be calculated. if the impact of milling ball takes as hertz elastic collision, the maximum real strain and the maximum tangential strain are obtained as follows, e, . , ln [ h, / ( h0 ? vrcos6 / 2 ) ] = vrsin6 / h0 ? / q, t2rt2 / 2om ~ h, j where s, p, v are maximum real strain, the maximum tangential strain, friction coefficient and the velocity of milling ball

    對球磨過程中磨球相互作用作了一些假設后，可以計算出每次碰撞所獲得粉末體高度值；將磨球的碰撞作為hertz彈性碰撞，碰撞時的速度分解為法向速度和切向速度得出粉末的最大真應變和最大切應變為湖南大學材料物理與化學專業碩士論文r 。
  9. Previously, people always use larger coefficient for security. but, if we have better understanding of grab strain, we can safely reduce the weight of grab, the make full use of the crane

    但如果我們精確了解抓鬥斗體的受力情況，就可以減小抓鬥的自重和增大整個抓鬥的抓取比，就可以充分利用起重機的起重量。
  10. Stability of seismic resistance and dynamic response analysis for ash dams. by psedo - static analysis and seismic dynamic response analysis with fem, safety coefficient under designed seismic force, stress, strain and acceleration amplification factor have been provided. based on upper analysis, related computing program has been provided. by applying it to the ash dams of qinghe power plant, good agreement has been found between calculation results and real conditions

    通過上述一系列的理論分析，本文最後給出了用於評價灰壩壩體穩定的計算程序，並在清河電廠的灰壩計算中得以應用，結果顯示計算收斂快，穩定性好，結論與實際情況吻合。
  11. Because the finite element method consider the relation of stress - strain of rock soil, so, it is more accurate and rational than other methods that it calculates side slope stability coefficient. the paper takes the road bed landslide as an synthetical protect system to the prevention of the slope, through the analysis of the origin cause of formation and stability analysis of different position, and adopting different methods to carry on rational and effective protection after studying different positions, in order to put forward the synthetical protection system

    由於有限元計算方法考慮了巖土的應力? ?應變關系，因此，其求解的邊坡穩定系數比其它方法更為精確合理。而對于滑坡的防治本文則採取了路基?滑體綜合防護體系，通過對滑坡成因的分析及不同部位的穩定性分析，研究了不同位置採用不同的方法進行合理有效的防治，以求形成綜合防護體系。
  12. Though investigation, it puts forward the formulas to slip strain and slip of the simply supported composite beams, establishs formulas of the carrying capacity, curvature and deflection to composite beams with partial shear connection, finds out relationships between shear connection degree coefficient and them. it can develop benefit of technology and economics in design to adjust the shear connection degree

    通過理論分析，本文提出了簡支組合梁滑移應變、滑移的計算公式；推導了簡文組合梁考慮滑移效應的承載力、曲率和變形的計算公式；得出了它們與剪力連接程度系數的關系，通過調整剪力連接程度可以提高組合梁設計的技術經濟效益。
  13. It ' s the first time clearly and systematically to present the concepts of restraint influence coefficient of steel to strain increment, to curvature increment and to deflection increment due to creep which are different each other. theoretical formulae are established, and approximate formulae are also obtained while considering the characteristics of common - used concrete and ambient condition of real bridges in china. so, an approximate restraint influence coefficient method to analyze the effect due to creep and shrinkage in pc bridges is put forward, and the equations to estimate second - force due to creep considering influence of steel in system - transferred continuous pc bridges is also established

    本文首次清晰而系統地提出了鋼筋對徐變的不同效應（徐變應變、徐變曲率、徐變上拱）約束影響系數的概念，建立了相應的計算式；結合我國普遍採用的混凝土的徐變特性和橋梁的構造特點及工作中南大學博士學位論文摘要環境特徵，給出了具有較高計算精度的實用計算式;在此基礎上，建立了橋梁徐變效應近似分析的鋼筋約束影響系數法，並推導出了考慮鋼筋影響的超靜定梁徐變次內力的近似計算式，可方便地應用於橋梁研究和設計中。
  14. Because of the high executing efficiency of the assemble language, it is used to write modularized program for the down - computer software this testing instrument has the function of testing static strain, dynamic strain, dynamic load - coefficient, frequency and so on

    軟體由上位機軟體和下位機軟體兩部分構成：下位機軟體採用模塊化編程思想，選擇執行效率最高的匯編語言編寫系統軟體。本測試儀器具有測試靜應變量、動應變量、動荷系數和頻率等功能。
  15. Through the bonding tests and the theory analysis between the advanced composite glass sheets and the concrete under the general load - carrying condition, the iterative load - carrying condition, the freeze - thaw action, and the defective bonding, the calculative model has been established, and the numerical value of fibre sheet strain under different load - carrying has been confirmed. the bond strength calculative expressions for the concrete bonded with glass fibre sheet under the pull - shear and the bend load - carrying conditions have been established. the author put forward the decreasing coefficient and the calculative expressions for the influence of reinforce effect by the non - effective area and the calculative expressions for the influence of the freeze - thaw action on the carrying capacity of the concrete beams

    本文採用美國泰扶高強復合玻璃纖維布以及與之性能相當、由南京玻璃纖維研究院自行研製開發的egfw430型玻璃纖維布兩種材料，通過在靜載、重復荷載、凍融及有缺陷粘結條件下的高強玻璃纖維布與混凝土粘結性能的試驗研究與理論分析，建立了玻璃纖維布-混凝土的粘結計算模型，明確了不同受力狀態下纖維布應變的設計取值，提出了玻璃纖維布-混凝土抗剪粘結強度的計算公式;確定了考慮非有效粘貼面積對加固效果影響的折減系數;給出了凍融循環次數引起承載力下降的插值計算方法;並驗證了重復荷載作用下玻璃纖維布與混凝土良好的粘結性能。
  16. Strain hardening coefficient

    應變硬化系數
  17. Fatigue test indicates that strain multiplier have not been damaged for fatigue in the service life of fatigue life gage, fatigue response of fatigue life gage can be derived from the strain amplitude equal to specimen strain multiplied by amplification coefficient of strain multiplier

    疲勞實驗研究表明，在疲勞壽命計工作壽命內，應變倍增器無疲勞破壞情況，疲勞壽命計疲勞響應可由靜載標定放大倍數乘試件表面應變后所對應的等幅應變值得到。
  18. The giant magnetostrictive material is a new type of magneto - mechanical energy conversion material. it has giant magnetostrictive strain, high power density, high electromechanical coupling coefficient, high response speed and high force output

    超磁致伸縮材料是一種新型的磁?機械轉換材料，具有磁致伸縮系數大，能量密度高，機電耦合系數大，響應速度快等優點。
  19. The static and dynamic properties, such as magnetostriction, hysteresis loop, dynamic strain coefficient and magnetomechanical coupling coefficient were measured with the magnetic measurement system of multiple parameters

    測試了磁致伸縮材料靜態特性和動態特性，包括材料的磁致伸縮、磁滯回線、動態磁致伸縮系數、柔順系數、磁機械耦合系數等。
  20. Non uniformly distributed strain coefficient of longitudinal tensile reinforcement

    縱向受拉鋼筋應變不均勻系數
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