推定極限 的英文怎麼說

中文拼音 [tuīdìngxiàn]
推定極限 英文
derived limits
  • : 動詞1 (向外用力使物體移動) push; shove 2 (磨或碾) turn a mill or grindstone; grind 3 (剪或削...
  • : Ⅰ形容詞1 (平靜; 穩定) calm; stable 2 (已經確定的; 不改變的) fixed; settled; established Ⅱ動詞...
  • : i 名詞1 (頂點; 盡頭) the utmost point; extreme 2 (地球的南北兩端; 磁體的兩端; 電源或電器上電流...
  • : Ⅰ名詞(指定的范圍; 限度) limit; bounds Ⅱ動詞(指定范圍, 不許超過) set a limit; limit; restrict
  • 推定 : calculation
  • 極限 : 1 (最高的限度) the limit; the maximum; the ultimate limit; limitation; extremity; tipping point...
  1. Simultaneously, combine with his own work experience, the author gets an advanced detail and general design steps. and then illustrates an actual engineering which is designed with the article ’ s recommendatory method and steps. by combining with the test results, it is proved that the ground treatment result obtains the design requirement and the commendatory method is right, which is able to provide reference value to the engineering

    本文首先對加筋土的研究現狀做了詳細的介紹和分析,在此基礎之上,對加筋土地基設計方法做了一的研究,對地基承載力力設計方法做了對比分析,選擇分析法作為本文的薦方法,並結合作者自身的工作經驗,提出了加筋土地基詳細和全面的設計步驟,然後用一個加筋土地基實際工程為例,採用本文薦的設計方法和步驟進行設計,並通過現場試驗結果,證明該地基處理達到設計要求,也證明了薦方法計算的準確性,這對廣大工程師在實際工程操作中有較高的參考價值。
  2. The thesis presents a quantitative analysis of the maximum velocity with tugboat assistance at the fore part of vessel

    本文對拖輪頂大船船首一側工況下本船的航速進行了量分析。
  3. 4 ) a uniform crb expression of bearing estimation for spatially distributed sources in unknown noise environments is derived. more exactly, the crb performance of bearing estimation for spatially distributed sources in several typical spatially - correlated noises is evaluated theoretically and numerically, respectively. it is disclosed that the estimated errors mainly depend on space ambiguity between signal and noise components

    4 )導了未知噪聲環境中空間分佈源波達方向估計的統一的crb表達式,分析了幾種典型的空間色噪聲情況下分佈源波達方向估計的性能,揭示了信號分量和噪聲分量之間的空間混疊對分佈源波達方向估計的決性作用。
  4. The optical - limit glauber theory has been of great success in describing the stable nucleus scattering at high energies. as it is extended to the nucleus scattering at low and intermediate energies, the modification of the coulomb field to the effective impact parameter and the diffuseness of the nucleon - nucleon ( n - n ) scattering in the forward direction has to be taken into account

    其中光學近似的glauber模型能很好地描述高能小角度的穩核散射,進一步廣應用於研究中低能穩核散射時,需要考慮庫侖相互作用對有效碰撞參數的修正和核子?核子兩體散射在朝前方向的彌散。
  5. In the hogging condition, double bottom and the side shell remain the ultimate bucking strength, deck and upperwing tank remain the yield stress, and the other parts keep elasticity. then the key to calculate the ultimate strength of ship hull girders is to ascertain the ultimate bucking strength of the stiffened panels. in this regard, the developed formulation is designed to be more sophisticated than previous simplified theoretical method for calculating the ultimate strength of stiffened panels under combined in - plane bending and lateral pressure. fabricatio n - related initial imperfections ( initial deflections and residual stresses ) are included in the panel ultimate strength calculation as parameters of influence. all possible collapse modes involed in collapse of stiffened panels, including overall buckling collapse, column or beam - column type collapse, tripping of stiffeners and local bukling of stiffened web are considered

    了船體梁整體破壞時的剖面應力分佈之後,關鍵在於確板架的屈曲強度。本文充分考慮了在縱向彎曲、橫向壓力作用下加筋板可能發生的幾種破壞模式,即板架的整體屈曲破壞、樑柱形式的破壞、筋的側傾、腹板的屈曲並同時考慮了初始焊接殘余應力、初撓度的影響,使其更精確的計算加筋板的屈曲強度。對于加筋板中加強筋腹板的局部屈曲,採用解析法導出筋的腹板的撓度方程及其邊界條件,求解相應的方程,從而計算出腹板的局部屈曲應力。
  6. Finally, some properties of limits set of the solution of the dde with local monotone in the delay term are given. moreover, using the above discrete lyapunov functional, we prove that the poincare - bendixson theorem holds for some solutions of this dde. in chapter 4, detail analysis of the global attractor for three particular classes of delay differential equations in concrete applications are given

    最後,給出了最終落在時滯項局部單調范圍內的解的集的若干性質,並給出了類似於poincare一bendixson理的結論及其證明,這些結論的證明盡管與mallet一paret的證明方法相似,但是本文的結論將他有關全局單調的理論廣到局部單調中去了。
  7. In the third chapter, making use of the results about abel equation, we discuss the existence, number and stability of the limit cycles of polynomial systems. the relative work of shui shuliang and cai suilin is generalized

    第三章利用abel方程已有的結果來討論多項式系統的環的存在性,個數和穩性,廣了水樹良和蔡燧林的相關工作。
  8. Based on stress concentration coefficient, fatigue notch coefficient, fatigue limit and range of allowed stress are obtained

    在k研究工作的基礎上,求得相應的疲勞缺口系數k _ f ,進而高強螺栓的疲勞應力幅及其允許應力幅。
  9. This article describes a way of special ultrasonic system which monitors thermal stress in seamless welded rails. this monitoring system is a non destructive testing system, which adopts avr mcu and high - precise time chip processing as the core of it, and adopts the critically refracted longitudinal wave as the object of measuring. my studying focuses on the theory of the monitoring system, which will be listed in this arctile : according to the snell theory, the theory of motivating of critically refracted longitudinal wave is described in details, and the finite element software is used to emulate the propagating course. the formulas of calculating the pts of swr are taken from the acoustoelasticity theory, and the calculating the parameters is introduced. according to assemble materials, three kinds of ways of monitoring the pts of swr using critically refracted longitudinal wave are described, which are measuring the sound - time in changeless distance, ultrasonic critical - angle refractomery and frequency spectrum, the first way of ways is used in this experiment system. the factors, which effect the monitoring system, are assaid in some degree based

    本文的研究工作重點在無縫焊接鋼軌溫度應力測量系統的理論模塊,包括根據snell原理,研究折射縱波的激發機理,並使用有元軟體ansys進行模擬;根據聲彈性理論以及公式導出計算無縫焊接鋼軌中的溫度應力的公式,並對其中參數的求解方法進行介紹;根據收集的資料,介紹了三種使用折射縱波測量無縫焊接鋼軌溫度應力的方法,即固距離測量聲時法、臨界角折射法和頻譜分析法,本實驗系統使用的是第一種;根據實驗經驗以及相關資料,分析了影響折射縱波測量溫度應力的幾個因素,並提出了相應的解決方法;根據實驗系統的需要,獨立設計並加工出相關配套的實驗設備,包括實驗鋼塊、有機玻璃楔塊、固件、載荷外框裝置等。
  10. In this paper, explicit solution for bishop method is deduced on the base of stress distributing along the slip surface which is assumed beforehand. moreover, optimization method for slip surface is introduced in the following process. the whole process is so simple that easily mastered by engineers

    本文基於平衡理論,在事先假滑面上應力分佈形式的基礎上,導了畢肖普法的顯式解,並且在此基礎上介紹了滑弧優化方法,其方法簡單,很容易被工程人員掌握,同時也簡化了利用畢肖普法分析邊坡穩的過程。
  11. A model is erected for fs with logarithmic spiral sliding surface which can simulate the genuine sliding surface better than others, then the express of fs is deduced based on the upper bound theorem of limit analisis

    採用對實際滑裂面模擬較好的對數螺旋曲線滑裂面,建立了整體穩安全系數f _ c的模型,從分析中的上理論導了整體穩安全系數f _ c的表達式。
  12. The method of multiple scales is used to determine the equations of modulation of amplitude and phase. the steady state response can be obtained by solving a couple of algebraic equations, which have been achieved by careful deduction under some conditions. and because of the complexity of the equations, programs are necessary to solve the equations mentioned above, and certain graphs are presented. based on chapter two, in chapter three, the method of multiple scales is introduced to the study of the multiple - dimensional nonlinear stochastic systems under random external excitation

    在第二章基礎上,第三章將多尺度法引入到相應的隨機系統的研究中;嚴格導了系統的約簡方程,用矩方法求出穩態解應滿足的方程,獲得一些結果;並且數值模擬結果與理論導的結果是一致的;並注意到,與其對應的確性系統相比較,系統響應從周期解變為近似周期解,系統的相軌線從環變為擴大的近似環;隨著激勵帶寬的增大,此擴大的近似環的寬度將增大。
  13. At last distribution functions of load modes in life service are presented. based on the resisting force model and load model, the limit state equations of rc bridge are formulated. according to the resisting force is time - dependent and vehicle load is the non - gaussian distribution, jc method is applied to calculate the time - dependent reliability index of rc bridge

    在抗力衰減模型及橋梁荷載模型的基礎上,將可靠度理論引入橋梁結構的評中,導出了橋梁結構耐久性狀態方程,並根據耐久性狀態方程中抗力是時間的函數,以及車輛荷載為非正態分佈的特點,應用當量正態法( jc法)編制相應的程序計算橋梁構件的時變可靠度指標。
  14. General multivariate rational fraction function limit is discussed. the several necessary and sufficient conditions on the existence of limit are given , and the result in present literature is popularized

    討論了一般多元有理分式函數的問題,給出了幾個存在的判別理,並廣了已有的結果
  15. Random dance is renowned for its visionary approach to developing innovative work, redrawing the boundaries for new choreography and thrusting the exploration of dancer s physical capability to an extreme and refreshing frontier

    英國蘭登舞蹈團的聲譽來自於他們用夢幻般的方法來創作新的作品,為舞蹈表演劃新的范圍,並把對舞者身體能力的探索向一個的和令人振奮的全新領域。
  16. The stability of the landslide is a critical problem for feasibility of the project, and has a direct influence upon the operation of the lower reservoir and the power system. the sliding mass has been studied by some designer in geological investigation. the study showed that guishan sliding mass is in stabilization under natural condition, is not in stabilization under vii earthquake intensity

    在前期的研究中曾對滑坡體的穩問題進行了研究,研究結果認為從宏觀性分析,滑體處于穩狀態,但經過計算,在度地震烈度下,處于平衡或不穩狀態,為確保工程安全,對動式的龜山滑坡體採取削坡減載的開挖方式將是行之有效的方案,這樣可以提高滑坡體在地震條件下的穩性,因此,研究龜山滑坡體在不同開挖方式方案條件下的穩性問題具有非常重要的實際意義。
  17. Accordring to basic concept and assumes essentially on the basic of sweden method of slices, be living below the maximum equilibrium state, the function expression about stability safety homogeneous slop is deduced, and the slope surface is consist of two lines and an arc, afterwards according to analysis theory of minimal value ruling on the basic of the maximum, genetic algorithm is applied to slove the dangerousest slide situation and radius and corresponding safely factor

    根據瑞典圓弧法的基本概念和基本假,在平衡狀態下,導了兩直線段均質斜坡穩性安全系數函數表達式,然後根據分析理論的小值原理,利用遺傳演算法,求出了邊坡穩性安全系數小值,並得到最危險滑動面的滑弧半徑和滑弧中心坐標。
  18. By conducting the degree of influence of slip strain on average strain of a member section, some parameters of corrected even section were accurately calculated, which made the corrected even section more reasonable. and then a calculating model of bearing capacity for eccentric loading columns was proposed by using limit balance equations

    通過導滑移應變對構件截面平均應變的影響,準確確出修正平截面中的一些參數,使修正平截面更趨合理性,再利用平衡方程,建立了src偏壓柱受壓承載力計算模型。
  19. But in more situations the random variables generating counting processes may not independent identically distributed, and in all kinds of dependent relations, negative association ( na ) and positive association ( pa ) are commonly seen. the research and apply in this aspect are rather valuable. in chap 2 we prove wald inequalities and fundamental renewal theorems of renewal counting processes generated by na sequences and pa sequences ; in chap 3 we are enlightened by cheng and wang [ 8 ], extend some results in gut and steinebach [ 7 ], obtain the precise asymptotics for renewal counting processes and depict the convergence rate and limit value of renewal counting processes precisely ; at last, in the study of na sequences, su, zhao and wang ( 1996 ) [ 9 ], lin ( 1997 ) [ 10 ] have proved the weak convergence for partial sums of stong stationary na sequences. however product sums are the generalization of partial sums and also the special condition of more general u - statistic

    但在更多的場合中,構成計數過程的隨機變量未必相互獨立,而在各種相依關系中,負相協( na )和正相協( pa )是頗為常見的關系,這方面的研究和應用也是頗有價值的,本文的第二章證明了na列和pa列構成的更新計數過程的wald不等式和基本更新理的一些初步結果;本文的第三章則是受到cheng和wang [ 8 ]的啟發,廣了gut和steinebach [ 7 ] )中的一些結論,從而得到了更新計數過程在一般吸引場下的精緻漸近性,對更新計數過程的收斂速度及狀態進行精緻的刻畫;最後,在有關na列的研究中,蘇淳,趙林成和王岳寶( 1996 ) 》 [ 9 ] ,林正炎( 1997 ) [ 10 ]已經證明了強平穩na列的部分和過程的弱收斂性,而乘積和是部分和的一般化,也是更一般的u統計量的特況,它與部分和有許多密切的聯系又有一些實質性的區別,因此,本文的第四章就將討論強平穩na列的乘積和過程的弱收斂性,因為計數過程也是一種部分和,也可以構成乘積和,這個結果為研究計數過程的弱收斂性作了一些準備。
  20. ( 2 ) 3d - fem analysis for the load - bearing capacity of the stud connector as the prevailing method to determine the shear rigidity and the limit load - bearing capacity of the shear connector is the push test, which is time consuming and laborious, in this thesis the push tesi specimen of the stud connector is simulated through the non - linear analysis module of the msc / nastran and the numerical analysis results are in good coherence with that of the practicality lev ; as a result, the shear rigidity and the limit load - bearing capacity of the stud connector can be determined by the finite element method and only a few practicality verification tests

    ( 2 )栓釘型剪力鍵承載力的3d - fem分析針對當前剪力鍵一般通過費時費力的頂試驗來確抗剪剛度和承載力的狀況,本文利用msc nastran非線性模塊實現了對栓釘剪力鍵頂試樣的數值模擬分析,數值計算結果與試驗結果能夠很好吻合。這使得通過有元方法的模擬和少量實物試驗的驗證,就能確栓釘剪力鍵的剪切剛度和承載力,可以大大節省時間和經費。
分享友人