modulus principle 中文意思是什麼

modulus principle 解釋
模原理
  • modulus : n. (pl. -li ) 【數、物】模數,模量;系數。 a modulus of elasticity 彈性模量。
  • principle : n. 1. 原理,原則。2. 主義;政策;〈常 pl. 〉道義;節操。3. 本質,本體,根源;本原,源泉。4. 本性,本能;天然的性能;天賦的才能;動因,素因。5. 【化學】素,要素;精。
  1. Abstract : this artical presents the principle and equipment for slotting large modulus gear with helical teeth and herringbone gear with narrow slot cutter groove

    文摘:介紹了在大型普通滾齒機上插削大模數斜齒輪和小空刀槽人字齒輪的原理與裝置。
  2. Through reiterative study over years by the author, a new principle to express the relation between aggregate particles size and the surface area was proposed, that is the specific granularity, which could solve the problem of lack of correlation of fineness modulus to the specific surface area of the sand

    摘要經多年反復研究,發現了集料粒度與表面積關系法則,提出了以「比粒度」表述砂石粒度的新方法,解決了以「細度模數」表述砂子細度的不足之處,即解決了細度模數與不同細度砂子的比表面積沒有相關性的問題。
  3. According to the pavement structure dynamical analyze theory, the principle and process of the pavement modulus back - calculation have been discussed. the appliance ideas of the dynamical modulus among the pavement evaluation, the dynamical characteristic and correlative dynamical parameters of the cement concrete pavement surface, basement and subsoil have been investigated, and the contrast relationships between dynamical and static modulus of the cement concrete pavement have been established, and the evaluation standard of the structure layers " dynamical modulus of the cement concrete pavement has also been presented

    根據路面結構動力分析理論,對路面模量反算的原理及實現過程進行論述,研討了動態模量在路面評價中的應用思想及水泥混凝土路面面層、基層、土基的動態特性和相關的動力參數,建立了水泥混凝土路面動態模量與靜態模量的對比關系,提出了水泥混凝土路面各結構層動態模量的評價標準。
  4. Abstract : based on the fundamental principle of hypothesis strain equivalence, itwas investigated a physical concept of high strength concrete at minus temperature ( hscmt ) freezing damage parameter, the elastic modulus of frost concrete with anti freeziug admixture and without antifreezing admixture built and it was analyzed their variate process and the condition adaptated. it is purpose to judge hscmt frost failure process

    文摘:從應變等效性假說的基本原理出發,研究了負溫混凝土凍結損傷參數? ?彈性模量法中受凍后測試的損傷混凝土彈性模量的物理概念,從而分析了摻防凍劑混凝土及不摻防凍劑混凝土受凍后的彈性模量變化過程及其選用該參數的適應性條件,為判斷負溫高強混凝土材料凍結失效過程提供保證。
  5. 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,隨著側壓力系數的增大,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;隨著泊松比的增大,主應力量值減小,方位變化越大。隨著側壓力系數的增大,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,同一側壓力系數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。
  6. Based on the principle of michelson interference a new integrative experiment apparatus to measure linear expansion coefficient and yang ' s modulus of metals is designed and manufactured primarily

    摘要在邁克耳孫干涉原理的兩條干涉光路中,分別設置可以精確測量金屬絲的拉伸長度和金屬棒熱膨脹伸長量的裝置,從而設計出一種可以分別測量金屬楊氏模量和線脹系數的新型綜合實驗儀器。
  7. According to elasto - plasticity theory, with the help of finite - method program ansys, the paper undertakes the computer analogue tests about the bearing capacity of pile tip arranged by orthogonal principle, and attains the relations of pile - tip bearing capacity to embedment depth, pile diameter, cohesion, internal friction angle and modulus of deformation. by the means of mathematical statistic, regression equation of the ultimate bearing capacity calculated by finite element method is gained through the regression analysis of 81 group data from the computer analogue tests. by comparison and analysis of the values calculated by finite - element regression equation and the values of in situ loading test, the regression equation is gained which calculates the size effect for base resistance of large diameter pile

    根據彈塑性理論,運用大型有限元軟體ansys按正交設計理論對樁端承載力進行模擬計算,獲得樁端承載力與樁長(埋置深度) 、樁徑、粘聚力、內摩擦角及變形模量等主要影響因素的關系,並採用數理統計方法,對81組ansys模擬試驗結果數據進行回歸分析,得到有限元法確定樁端極限承載力的回歸公式,並將有限元法回歸公式計算值與現場小壓板載荷試驗值進行比較分析,得到大直徑樁端阻的尺寸效應系數計算公式。
  8. In this paper, a series of surveys on road condition, pavement - performance and destroy reason are analyzed, soil property, hydrologic regime are combined, modulus of resilience are confirmed on heavy compaction test, foundation classification in area of qinhuangdao is divided into 3 grades and highway is divided into 3 districts according to the principle that different soil grades produce the same effect on thickness of base course or bottom course, classification of traffic is divided into 4 grades after observation materials of traffic volumes are collected extensively, traffic characters and parameters are analyzed

    本課題在對現有路面結構狀況和使用狀況進行調查,並對路面使用性能和破壞原因進行分析的基礎上,結合秦皇島地區的土質、水文條件,確定重型擊實標準條件下土基回彈模量值,依據不同等級土基對路面基層或底基層的厚度產生大致相同效應的原則,將秦皇島地區地基強度等級劃分為三級並將本地區公路分成三個區。在廣泛收集交通量及組成的觀測資料,了解交通特性,進行交通參數分析后將交通量等級劃分為四級。
  9. Based on the principle of fuzzy, utilizing the comprehensive evaluation model of limit analysis on the development of water resources, the authors selected evaluation factors include irrigation ratio of total land, coefficient of product water, degree of water exploitation, water supply and demand modulus, per capita water supply and ecological water use ratio to analyze

    摘要基於模糊數學理論的區域水資源開發利用閾分析方法,選取灌溉率、產水系數、水資源開發程度、供需水模數、人均供水量和生態用水率7個主要因素作為評價因素,以杭州市區為例進行具體計算與分析。
  10. 3. in order to obtain the modulus of each layers and the subgrade. a back - calculating method which is based on the system identification principle was presented and supply the reliable technology for the overlay design

    為了獲取路面各層及土基的模量,本文基於落錘式彎沉儀( fwd )的檢測數據對路面結構層模量的反算方法進行了詳細分析,從而為路面加鋪層厚度設計提供了可靠的技術支持。
  11. On the basis of relative researches in the world, according to the study status of steel - concrete composite slab, which would be widely used in modern bridge, modified equivalent inflexibility of steel - concrete composite slab was deduced by use of conversion section principle in this paper ; based in this, this paper put forwards the theory of ultimate flexural capacity of steel - concrete composite slab in consideration of slip effect, and introduces the practical simplified method for calculating flexural deformation of steel - concrete composite slab in consideration of the effect of steel studs and welded wire, and conclude that the methods in this paper is veracious and reliable, comparing with the traditional calculating mode ; morever, this paper put forwards the calculating theory and program of the effect analysis of creep and shrinkage to steel - concrete composite slab, using conversion elastic modulus principle, and testifies that the theory is right and the program is reliable and practical

    本文在國內外研究成果的基礎上,針對壓型鋼板與混凝土組合板結構在現代橋梁建設中廣泛應用前景和研究現狀,利用換算截面法導出了壓型鋼板與混凝土組合板結構的修正等效慣性矩;在此基礎上,又推出了考慮壓型鋼板與混凝土之間的相對粘結滑移影響的壓型鋼板與混凝土組合板結構極限抗彎承載能力計算理論,並介紹了考慮栓釘、聯結件影響的壓型鋼板與混凝土組合板結構簡化實用撓曲變形計算公式,而且通過與傳統計算理論的分析比較,表明本文提出的計算理論公式的準確可靠性;此外,採用換算彈性模量比法著重提出了壓型鋼板與混凝土組合板結構的徐變、收縮效應分析的計算理論和程序,並通過實例分析計算證明了理論的正確性、程序的可靠性和實用性。
  12. The graphical realization methods for interactive calculation of transitional state are presented. based on the graphical realization principle, the transitional modulus calculation and composing calculation can be replaced by the graphical obtaining operation and graphical synthesizing operation respectively. and the heavy and complicated numerical calculation can be avoided during the description, extraction and integration of the transitional information

    提出了面向過渡狀態交互運算的圖形化實現方法,通過圖形參量與物性參量、圖形參量與特徵參量等關聯的建立,以過渡率特徵的圖形化獲取技術與合成技術分別取代過渡率特徵運算與合成運算,利用可視化手段有效地避免了過渡狀態信息描述、提取與綜合過程中各類復雜繁瑣的非線性數值運算。
  13. The finite element method ( fem ) is also employed in stability analysis of reinforced shells. in the fem model the principle of equivalent width is employed to simplify calculation of the modulus of the skin and the loading capacity of the post - buckling skin is also considered

    在運用有限元法對加筋殼穩定性進行分析時,對薄壁加筋殼結構按等效寬度原理,並考慮蒙皮屈曲后的承載能力,對蒙皮的彈性模量進行簡化處理。
  14. This paper states on the problems in water preventing and draining of highway tunnel of loess in gansu province and near area. firstly, it discusses the method to analyze and calculate the affect of groundwater characteristic, estiniate of tunnel water quantity and the varying of water contained in loess to the stability of surrounding rock mass according to the principle of groundwater leaking, hydraulic penetrating principle, groundwater dynamic law, groundwater flowing modulus low and so on

    本文針對甘肅省內外部分黃土公路隧道防排水方面存在的問題,首先根據黃土層地下水運規律,按水力學滲流原理並應用地下水動力學法和地下水徑流模數法等方法,探討了黃土層地下水情特性、隧道滲透涌水量估算和水對圍巖穩定性影響的分析計算方法。
  15. Discussion on the application of the principle of single - joint diffraction in measuring young modulus of elasticity of metal filament

    單縫衍射測定金屬絲楊氏彈性模量的理論研究
  16. By laplace transforming the governing equation of the problem of unidirectional fiber reinforced composite materials, the formulae for predicting the viscoelastic relaxation moduli in laplace transformed domain are obtained. according to correspondence principle of viscoellastic mechanics and elastic, mechanics, the results of effective moduli for several s are obtained by using the finite element method of the homogenization. then effective relaxation moduli should be curve - fitted, according to the viscoelastic relaxation modulus formulae of many viscoelastic materials

    首先對單向纖維增強復合材料粘彈性問題的控制方程進行laplace變換,在像空間s中利用均勻化理論建立宏觀鬆弛模量的laplace變換泛函形式,根據粘彈性-彈性對應原理,用均勻化問題的有限元方法預報單向纖維增強復合材料在相空間中多個離散點的本構關系,然後根據典型粘彈性材料的鬆弛模量具有的函數形式進行曲線擬合,再通過對擬合出的函數進行laplace逆變換,從而再回到時間t域,就得到了單向纖維增強復合材料的鬆弛模量。
  17. This paper introduced the work principle for testing wood elastic modulus with fast fourier transform ( fft ) and the structures of the machine and test technical process, this machine can test fast and accurate

    摘要介紹了快速傅立葉變換( fft )技術敲擊板材檢測彈性模量數控檢測設備的工作原理及組成,並在此基礎上描述了檢測板材的工藝過程,說明該檢測設備具有準確快速等特點。
  18. The tensile stress - strain curves of composites were also simulated. based on the energy equivalence principle, the formula that could predict the modulus of elasticity of sfrmmc was educed by considering the effects of thermal residual stresses and fiber ' s orientation. calculating and analysis indicate that the thermal residual stresses in sfrmmc are spatially non - uniform

    計算和分析表明,金屬基復合材料中熱殘余應力的分佈是空間不均勻的,對復合材料的力學行為產生明顯的影響,與不考慮熱殘余應力相比,其模擬的復合材料應力?應變曲線與實驗曲線吻合得較好。
  19. In 1860, schrodinger first put forward the concept " schrodinger equations " in quantum mechanics and since then, the study on schrodinger equations has never stopped, for the mathematical description of many physical phenomena belongs to the field of schrodinger equations, such as nonlinear optic, plasma physics, fluid mechanics etc. as for the form of schrodinger equations, linear schrodinger equations was gradually replaced by nonlinear schrodinger equations ; as for the methods of solving schrodinger equations, the modulus estimate of energy, the principle of contraction mapping, fourier transformation and harmonic analysis are used ; as for the space of the solutions, many people have worked on the problem in bounded domain, euclidean space of dimension n, periodic bounded conditions and mixed regions and they also combined it with the generalization from low dimension to high dimension

    ) dinger方程,如非線性光學、等離子物理、流體力學[ 21 ]等;在方程形式上,從線性schr ( ? ) dinger方程到非線性schr ( ? ) dinger方程;在處理方法上,用能量模估計、壓縮映象原理和fourier變換調和分析等;在方程解空間上,研究有界區域、 n維歐氏空間、周期性有界區域和混合區域等,並且結合從低維向高維推廣。
  20. The principle of the ultrasonic method applied to measure elastic coefficient is by measuring the velocity of ultrasonic wave propagation in the solid material to obtain the elastic module, shear modulus and poisson ratio

    摘要彈性系數的超聲檢測,即藉助固體彈性常數與超聲波波速間的固有關系,通過測量縱波及橫波在固體中的傳播速度來獲取材料的彈性模量、剪切模量及泊松比。
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