泊松數 的英文怎麼說

中文拼音 [sōngshǔ]
泊松數 英文
poisson number
  • : 泊名詞(湖) lake
  • : Ⅰ名詞1 (松樹) pine 2 (絨狀或碎末狀食品) dried meat floss; dried minced meat 3 (姓氏) a surn...
  • : 數副詞(屢次) frequently; repeatedly
  1. The derived dry bulk modulus must be positive and greater than 2 / 3 of shear modulus to insure a positive lame constant and poisson ' s ratio

    提取的乾燥體變模量必須為正,並且大於剪切模量的2 / 3 ,以保證拉梅常比為正。
  2. ( 6 ) in this paper. adopting fea software ansys to simulation and analysis the al ecap process. in order to spread out studying of ecap in the future. the results show : die comer angle, the radius of round angle, the friction coffience of workpiece and die, the properties of die ( elastic modulus, possion ratio ) et al, have some degree impact on the deformation of materials

    ( 6 )採用有限元( fea )分析軟體ansys對al的擠壓過程進行ecap模擬與分析,為后續研究工作做好鋪墊,分析結果表明:外切角、圓角半徑、試樣與凹模之間的摩擦系、凹模本身的特性(如彈性模量、比等)等等,對材料的變形量都由不同程度的影響。
  3. Rotation - cavitation mechanism was outlined based on the experiment results and the essential conditions for the occurrence of auxetic properties in polyolefin blends were concluded as followed : firstly there must be at least two phases, the matrix can be soft materials which were able to be networks when being stretched, as well as suitable consistence must be provided between two phases. fracture stress work measurement was optioned to characterize the force between two phases. finally, the auxtic property repeatability of the blends was measured and the fact that the auxetic property could only occur in the elastic range was certificated by the result that only the specimens which were stretched for 5s, 10s had repeatability after being retained for 1 months

    實驗工作的最後一部分研究了體系負比效應的可重復性,選取穩定的負比共混體系在測試據採集時間為55 、 105 、 155 、 205條件下進行測試,將樣條放置l天、 10天、 30天進行測試,測試結果表明,在5s 、 105條件下測試的試樣在放置一個月後比測試結果具有可重復性,證實了體系的負比現象發生在材料的彈性形變范圍內。
  4. Based on the fact of generating the synthetic data using poisson distribution function and exponential distribution function, the performance of hy algorithm and the comparison among hy algorithm, apriori algorithm and dhp algorithm is experimented. these experiments include the one that compares the execution time using variant synthetic data and variant minimum supports, and the scale - up one that compares the execution time using variant transaction number and variant item number in synthetic data. finally the results of the experiments are analysed

    在構造基於分佈函和指分佈函的合西南交通大學碩士研究生學位論文第iii頁成據的基礎上,對hy演算法的性能及其與apriori演算法和dhp演算法的比較進行了實驗,這些實驗包括針對不同的合成據和不同的最小支持度,對各演算法的執行時間進行比較的實驗以及針對合成據的不同的事務和不同的項對各演算法的執行時間進行比較的規模實驗,並對實驗結果進行了分析,反映出hy演算法具有良好的性能。
  5. The macro model of drift region resistance was established based on the solution of poisson ’ s equations and continuity equations. by the combination of spice mos ( level = 3 ) and the macro model, the complete dddmos model was then obtained, which accords well with simulated data. by simulating and comparing different devices of different process parameters, the model is applicable for different bias regions and can be useful in the power integrated circuit research in future

    首先介紹了器件建模的基本原理及相關模擬技術,然後利用工藝模擬軟體生成器件基本結構,並對其基本特性進行了分析;分析了業內和學術界比較通用的高壓器件建模的方法,隨后在模擬實驗的基礎上著重分析了dddmos的物理特性,在求解方程、連續性方程等基本方程的基礎上,建立有物理意義的漂移區電阻的宏模型;隨后結合spicemos ( level = 3 )模型而得到完整的dddmos模型,此模型與模擬據符合得比較好,通過對不同工藝參的器件進行模擬比較,該模型能夠覆蓋不同的工作偏壓范圍,具有較明確的物理意義,對今後的功率集成電路的研發有一定的參考意義。
  6. Based on the analysis of thin sections by microscope, measurement of porosity and density, and geological setting, we tested the rock physical parameters of sandstone, siltstone, carbonate and other transitional sedimentary rocks by the mts system under formation conditions ( temperatures, pressures and pore fluid properties ). the rocks we tested are from tertiary ( including zhujiang formation, zhuhai formation, enping formation, hanjiang formation ) of zhujiangkou basin in southern china sea. according to the analysis results, we studied the main ultrasonic wave velocity characters of rocks, which are compressive and shear wave velocity and poisson ' s ratio under different formation conditions

    在對珠江口盆地第三系儲集巖進行顯微鏡薄片分析、孔隙度和密度分析,以及地質背景分析的基礎上,利用巖石物理參測試系統( mts )模擬地層條件(溫度、壓力和孔隙流體狀況)測試了珠江口盆地第三系(包括珠江組、珠海組、恩平組、韓江組,以下有關討論同)砂巖、粉砂巖、碳酸鹽巖及其過渡性巖石物理性質,重點研究了不同地層條件下巖石的聲學特徵(巖石的縱橫波速度和比) 。
  7. In this paper, a numerical simulation is conducted, which is based on the test data of the model experiment of sloping ground with the help of the marc program. when the bearing capacity characters of level ground and the foundations adjacent to or above slopes are analyzed, the effect is considered, which includes deformation moduli, density, poisson ratio, angle of internal friction, stress - strain relationship, slope angle, relative distance from the edge of slopes and relative depth of footings

    本文利用斜坡地基模型試驗的試驗據,用marc軟體進行了斜坡地基模型試驗的值模擬,分析了平地地基、臨坡地基和斜坡地基的承載力特性,研究了變形模量、容重、比、內摩擦角、應力應變特性、斜坡坡度、基礎的相對坡頂距及其相對埋深等因素對斜坡地基承載力性能的影響。
  8. With the increase of lateral pressure modulus, the magnitude of principal stress decreases and the direction of it is hardly changeable ; with the increase of the angle between the direction of the maximal horizontal principal stress on magnitude and the fault bearing, the magnitude of principal stress increase and its direction can hardly change ; with the increase of the elastic modulus of rocks, the magnitude of principal stress increases and the direction changes more ; with the increase of pr, the magnitude of principal stress decreases and the direction changes more ; with the increase of lateral pressure modulus, the principal stress at hance, the tress at topmost arch, bottom arch and principal stress at lateral arch decreases, with the increase of the depth of tunnel, the stress of surrounding rock also increases, and the poorer the quality of surrounding rock is, the little its principle stress is

    分析得出,隨著側壓力系的增大,主應力量值減小,主應力方位難改變;隨著與斷層走向的夾角增大,主應力量值增大,應力方向難改變:隨著巖石的彈性模量的增大,主應力量值增大,方向變化越大;隨著比的增大,主應力量值減小,方位變化越大。隨著側壓力系的增大,頂、底拱處的各應力值增大,拱腰處的主應力減小,剪應力增大,側拱處的各主應力減小,同一側壓力系的條件下圍巖質量越差,各應力值也越小;隨著洞室埋深的增加,圍巖壓力也增大,圍巖質量越差,其應力值也減小。
  9. Tables for statistical distributions - poisson distribution

    統計分佈值表分佈
  10. 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、比等參,並建立了變形模量和峰值應變的擬合公式。
  11. The methods were realized directly inversion of the possion ' s ratio from cdp gather and gas - bearing identify. by applied the late theory of avo technology, after inputting the p wave section and s wave section, the p wave and s wave impedance were obtained by applying simulate anneal inversion and used the log as a constrain condition, eventually, obtain the elastic parameter u and x by p and s impedance. then, the gas - bearing will be identified by u and x. by applying this method, the avo combination inversion of prestack and post were realized

    利用上述的反演方法實現了比從道集的直接反演,利用加權疊加技術實現了含油氣的識別,並利用當今avo研究的最新成果,以加權疊加技術分離出的p波和s波剖面作為輸入,在測井的約束下,採用模擬退火方法分別進行p波和s波波阻抗反演,通過p波和s波波阻抗來求取彈性參和,再通過和的聯合解釋來進行含油氣的判別,實現了avo的疊前疊后的聯合反演。
  12. ( 4 ) the fundamental principles of fiber digital holographic interferometry is presented. based on this, the poisson ' s ratio of material, the deformation of a metal plate and the temperature distributing arounding a electric iron are successfully measured

    ( 4 )運用字全息干涉術測量了金屬板在外力作用下的形變,觀察了電烙鐵頭周圍溫度場的分佈,同時探討了利用光纖字全息干涉術測量材料比的可行性。
  13. Standard test method for dynamic young ' s modulus, shear modulus, and poisson ' s ratio by impulse excitation of vibration

    利用振動的脈沖激勵測定動態楊氏模量剪切模比的標準試驗方法
  14. And four constitutive models are established, which are hyperbolic model, half - logarithm model, exponential model and poisson model. combined with the analysis of the change of effective stress, the iteration formulations of settlement calculation are provided

    同時建立了雙曲線模型、半對模型、指模型及曲線模型四種本構模型,並結合有效應力過程分析給出了實用的沉降過程線的反演迭代公式。
  15. First, according to the actual organic static induction transistor establishing the physical model and selecting appropriate structure parameters, solves poisson ' s equation by adopting finite element method

    首先根據實際製作的有機靜電感應三極體建立物理模型,選取合適的結構參,採用有限元法求解方程。
  16. By solving possion equation, the automotive generation of 3 - d body - fitted coordinates ( bfc ) grid system is completed with its density controlled by the distribulation functions p, q, r. 4. a detailed description of the solving mode

    用微分方程法生成計算網格,採用方程完成無堵塞泵的三維貼體網格的自動生成,通過構造波方程源項p 、 q 、 r分佈函控制網格的疏密度; 4
  17. To meet the need of settlement calculation with fem when absence of laboratory triaxial test data in common road engineering, methods of determining the five parameters included in tangential elastic module through soil routine tests and the related emendation coefficient are given. at the same time, one approximately substituted formula for tangential poisson ratio is also developed, which is suitable for both sandy soil and cohesive soil. ( 3 ) research on main parameters modification of duncan - chang model based on the improved bp network

    對於一般道路工程中不做三軸試驗但須進行沉降有限元計算的情況,給出了依據土體常規試驗的切線彈性模量確定方法和相關修正系,同時也提出了對砂性土和粘性土均適用的切線比的近似替代式子; ( 3 )基於改進的bp網路對鄧肯張模型主要參修正研究。
  18. The secondly, based upon the laboratory soil tests, definite the parameter of the kondner model and the loess compaction model, using fortran power station to compile the finite element programmed of axial symmetry. through trial calculate with the different squeeze stress and different poisson ratio, got some laws of stress of soil surrounding pile and judged the result of compaction pile. the result of the calculation and analysis and valuable to designer and builder

    同時通過室內試驗確定了特定區域黃土的鄧肯-張模型參和黃土擠密模型,採用fortranpowerstation ,按軸對稱問題編制了存限元程序,通過採用不同的擠壓力和不同的比的程序試算,得到了一些樁周土體的應力變化規律,並對擠密樁破壞半徑內的土體擠密效果進行了判定,計算與分析結果可供設計施工人員參考。
  19. Statistical interpretation of data - test for parameter in poisson distribution

    據的統計處理和解釋分佈參的檢驗
  20. Statistical interpretation of data - estimation of parameter in poisson distribution

    據的統計處理和解釋分佈參的估計
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