有界平面 的英文怎麼說

中文拼音 [yǒujièpíngmiàn]
有界平面 英文
bounded plane
  • : 有副詞[書面語] (表示整數之外再加零數): 30 有 5 thirty-five; 10 有 5年 fifteen years
  • : 名詞1 (相交的地方; 劃分的界限) boundary 2 (一定的范圍) scope; extent 3 (按職業、工作或性別等...
  • : Ⅰ形容詞1 (沒有高低凹凸 不頃斜) flat; level; even; smooth 2 (高度相同; 不相上下) on the same l...
  • : Ⅰ名詞1 (頭的前部; 臉) face 2 (物體的表面) surface; top 3 (外露的一層或正面) outside; the ri...
  1. In view of bearing capacity of the elastoplastic theory analysis, the author made a comparison between the achieved bearing capacity limit load pi / 4 of round base ( space problem ) and the limit load pi / 4 of bar groundwork foundation design ( plane problem ) from soil mechanics at home and abroad as well as foundation criterion, and explained why the value of formula in present design criterion from soil mechanics is inclined to be conservative. in the light of the author ' s many years experience of vibration test on the spot and the research work of relevant projects, the author worked over the dynamic pile testing of the bearing capacity of foundation and batholith, and gathered the parameter of dynamic analysis and testing. the author also talked over the difficult point of pile foundation design criteria in present batholith engineering world, i. e. the confirmation of batholith bearing capacity of pile end, from the following aspects : a ) confirmation of single axis counter - pressure strength of rock in house ; b ) f. e. m calculation of elastoplastic model ; c ) calculation of soil mechanics ; d ) deep well load test

    然後,對巖土工程領域至今尚未解決,甚至不為人注意的考慮地基變形的地基承載力問題進行了實用化的探討,提出了考慮地基變形的地基承載力上程計算方法;對基於彈塑性理論分析的地基承載力國內尚未見報道的空間問題得到了圓形基礎(空間問題)的承載力限荷載p _ ( 1 / 4 ) ,並與國內外土力學專著及地基基礎設計規范中的條形基礎(問題)的限荷載p _ ( 1 / 4 ) ,進行了對比,從而定量上解釋了目前設計規范引用土力學承載力公式值偏於保守的這一情況;根據本文作者多年從事現場地基工程振動試驗及相關課題的研究工作,本文以截頭錐模型模擬地基,對地基(巖基)承載力的動測法進行了研究,為各類地基(包括巖基) ,匯總了動力分析和檢測川的參數:針對日前巖土工程應用樁基設計規范中的難點? ?樁端巖基承載力的確定問題,從巖石室內單軸抗壓強度確定、基於彈塑性模型的限單元法計算、土力學計算及深斤載荷試驗四方進行了深入討論;本文作者根據多年現場載荷試驗的工程實踐,對深井荷試驗裝置的核心部分? ?反力裝置,設計了側壁支撐反力加載系統,該加載系統具實用、簡便、穩定及安個等優點。
  2. A, 1998, 15 : 389 - 403. 29 shen d, horace h s. discriminative wavelet shape descriptors forrecognition of 2d patterns

    Curet數據庫包含61類真實世的紋理,每一類203個不同幾何變化和光照變化的樣本。
  3. This software take full advantage of the multimedia technique, especially the three - dimensional animation, to open out the abundant meanings and scientific theories in structural chemistry by using lush graphical interfaces, lifelike animation, lifesome sound effects, alluring exhibitive technique, translate bald contents and nonobjective theories into visual, direct - viewing, lively demonstration, change static and plane teaching method into dynamic and three - dimensional teaching process with attraction and infection, realize visual and enlightened teaching

    本軟體充分應用計算機多媒體特別是三維動畫製作技術以豐富的圖形、逼真的視頻動畫、生動的音響效果、引人入勝的表現手法揭示了結構化學中包括的豐富內涵和科學原理,將原來枯燥的內容和抽象的理論轉變為形象、直觀、生動的演示,使以前靜態的,式的教學變為動態的、三維立體的教學過程,具吸引力和感染力,實現了形象化、啟發式教學。
  4. This thesis primarily makes below the work of a few aspects : ( 1 ) the method to append the section line in the geological section plane and the geological plane graph intersected each other ; ( 2 ) the principle and method that automatic determinate of orebody on transverse section with the neural network theory was presented, and draw the slippery boundary of ore ; ( 3 ) the method that drawing the surveying well and lane way engineering in the geological and survey graph ; ( 4 ) the method to automatic calculation and statistics output ore reserves and grade ; ( 5 ) the method that automatic creating the geology cross section of the hole ; this thesis realizes automation for managing geological graph based on the substantive research work

    本論文主要作了以下幾個方的工作: ( 1 )提出了在相交圖和剖圖中添加剖剖切線的方法; ( 2 )提出了應用人工神經網路理論確定剖中礦體線的理論和方法以及礦巖線圓滑的原理與方法; ( 3 )實現了礦山生產實測工程數據處理與地測圖件的機結合; ( 4 )實現了礦塊地質品位和儲量的自動計算和統計輸出; ( 5 )提出了中深孔炮孔排地質剖圖自動剖切的原理和方法。本論文在大量研究工作基礎上,實現了地測圖件管理的計算機自動化。
  5. The studies of plane heterogeneity are as follows : the text counts the parameters of the sandlayers " geometric shape of different sedimentous microfacies ; speculates the conditions of lateral communication by sandstone density according to the method brought forward by j. r. l. allen ; gets a group of parameters including the reservoir thickness, porosity and coefficient of permeability by using kriging method according to the data of logging results ; makes certain the direction of coefficient of permeability with variation function by modeling globosity function ; divides the sandlayers into five types by using the method of flowing cell based on three parameters, that is x h, kxh and h / h, and accounts the favorable region. on the base of above - mentioned studies, the text evaluates the heterogeneity of sandlayers and gives the resolutions to these problems to serve the development of the field

    Allen )等人提出的統計方法,用垂向上砂體密度的限來推測砂體側向連通情況;根據每口井的測井解釋資料,利用克里金插值法對外間進行插值,得到了一組反映儲層特徵在上變化的參數,包括儲層厚度分佈、孔隙度以及滲透率,並且成圖;利用變差函數法,通過球狀函數模擬,確定儲層優勢滲透率方向:根據流動單元法,以儲能系數、容積系數以及凈毛厚度比三個參數為依據,通過聚類分析方法進行流動單元劃分,並且按照參數特徵將其分為五類,統計各砂層利流動單元區塊。
  6. Second, we discuss the influence of environmental referance potential temperture and thermal wind on mesoscale symmetric instability. we find the expression of disturbance stream function and criterion of symmetric instability by analytical method and conclude that change caused by environmental referance potential temperture with height and thermal wind make critical richardson number and disturbance critical half - wave length of symmetric instability larger, that is to say, they benefit the occurance of symmetric instability. third, we study nonlinear perturbation analysis of mesoscale vertical circulation and evolution equation by means of f - plane. non - hydrostatic balance and filiter model

    第二,討論了環境位溫與熱成風因子對中尺度對稱不穩定的影響。運用解析的方法求出了擾動流函數的表達式和對稱不穩定的判據,發現環境參考位溫隨高度的變化與熱成風因子使得對稱不穩定臨理查遜數及擾動的臨半波長都變大,這利於對稱不穩定的發生。第三,採用f、非靜力衡、濾聲波模式,討論了中尺度垂直環流非線性攝動分析及演變方程。
  7. A two - dimensional plain strain finite element model of infinite plate is developed to investigate the ultrasonic wave propagation and scattering on three kinds of cracks : parallel to the surface, 450 oblique angle to the surface, and quarter - circle

    摘要建立了無限長板的具吸收邊的二維應變限元模型,在研究了脈沖超聲波在無限長板中傳播的基礎上,對板中行於表的裂紋、與表成45的斜裂紋和四分之一圓周弧形裂紋三種情況的脈沖超聲波散射進行了重點研究。
  8. Clearly each plane graph has exactly one unbounded face.

    顯然,每個圖都一個無
  9. The most achievement is that we firstly obtain the analytic accurate solution of the modal fields of the waveguide structure and find some available character : ( 1 ) the different uniaxial crystal materials have the different propagation properties ; ( 2 ) when the optical axis of the crystal is on the plane that is made up of the normal direction of the waveguide plane and the propagation, there are te mode and tm mode in this special waveguide, but the principal mode is different of the character of the uniaxial crystal, the principal mode is the principal mode of te mode for the negative uniaxial crystal, but the one of tm mode for the positive uniaxial crystal ; ( 3 ) when the crystal optical - axis parallel to the waveguide plane, for the positive uniaxial crystal material, the principal mode of the waveguide is a te wave, which can be excited by the light at any frequency ; when the light frequency satisfies a single mode propagation condition, there will be only the principal mode propagating in the waveguide, otherwise some of the higher order modes can be excited, which are neither te modes, nor tm modes, but the hybrid guided modes

    本文就是在此背景下,利用金屬波導和單軸晶體的一些特性,結合麥克斯韋方程組和波導的邊條件,從三種不同的情況研究了光在對稱單軸晶體金屬波導(波導層是單軸晶體,兩個波導均為金屬)內的傳輸特性,其主要貢獻為,首次解析地得到了這種波導結構下模式場的精確解,並發現了一些用的特性: ( 1 )模式場的性質因單軸晶體的性質不同而異; ( 2 )當單軸晶體光軸位於波導法方向與傳輸方向構成的內時,波導中傳輸te波和tm波,只不過其主模因單軸晶體的性質不同而異,當波導層介質為負單軸晶體時,波導主模是te波主模,而波導層介質為正單軸晶體時波導主模是tm波主模。 ( 3 )當單軸晶體光軸位於波導內時,對于正單軸晶體,波導的主模是橫電波te _ 0模,任何頻率的光波均可激勵該模式;當光波波長滿足一定條件時,波導內傳輸單模,否則,將激勵起高階模式,高階模即匪te波,也匪tm波,而是兩者耦合而成的混合模。
  10. The programme can solve two - dimensional stresses, strains and axial symmetry problems with different yield criteria. a satisfying solution has been put forward to the contact boundary between reinforcements and soil. the special problem of two contact plane elements at the joint between plate and strip has been solved

    該程序能同時考慮應力、應變和軸對稱問題,並能運用不同的屈服準則,使其更具通用性和適用性,成功地解決了筋材與土介質的接觸問題,較好地解決了墻板與筋帶連接處出現兩個接觸單元的特殊問題。
  11. The results demonstrated that the orientation of fc moiety within fc16ab monolayer changed and the angle between the interface and cyclopentadienyl ring from 70 to the cyclopentadienyl ring parallel to the air / water interface. the compressibility of fc16ab monolayer increased with the concentration of cl - increasing on the subphase containing counterions. the compressibility of fc16ab monolayer and the angle of fc contacting the water surface increased with the concentration of cl " increasing

    山70改變至茂環和氣液幾乎行;在含抗衡離子的亞相上,我們發現cl ~ -能改善fc _ ( 16 ) ab單分子膜的剛性,且隨著cl ~ -的濃度增加,單分子膜的剛性也增加的趨勢,但增加的趨勢逐近減弱。
  12. The research works finished in this paper are listed below : 1. solving the problem in testing of cylinder vessels that the sensors disposition is very rigorous, carrying out study of freewill triangle network orientation and linear orientation, bringing forward the discriminance which distinguish the validity of orientation array using character string method the first time, at the same time, solving the problems that judgement of orientation array, elimination of camouflage location, avoidance of repeat location, etc. 1 '. carry ing out the study of the orientation of defects in stand lank floor with the method of freewill planar triangle orientation, advancing bran - new discriminance on the validity of orientation arrays, orientation points, and the disposing means of the acoustic sources near sensors and those near common border

    本文進行的主要研究工作: 1解決柱式容器檢測中傳感器排布要求較嚴格的問題,開展任意三角形網路排布檢測技術與線定位技術研究,首次提出了利用字元串格式判斷線定位陣列效性的判別方法,並解決了任意三角形定位中存在的定位陣列判斷,偽定位的剔除,重復定位的避免等一系列問題; 2利用任意三角形定位方法開展常壓立式儲罐罐底缺陷定位技術研究,提出了全新的定位陣列效性判斷、定位點的效性判斷方法;以及頂點聲源和邊聲源的處理辦法。
  13. According to eigenvalue equation ( general formula ) of the energy method of the plane steel frame structure stability, and considering the restriction of the end of the column of the main steel frame and function of deflection curve gained from the differential balance equation general resolution, we get the equation for calculating the length coefficient of the main frame structure stability of the steel arch gate and the resolutions are also given

    根據剛架穩定性能量法特徵值方程(通式) ,考慮弧形鋼閘門主框架柱的柱端約束的特殊情況,求出撓曲線函數(試解函數)通解,得到弧形鋼閘門主框架柱穩定性計算長度系數方程。其中弧門主框架主橫梁式形框架的臨荷載比較現行規范推薦的限元法簡單方便、結果精確及物理概念明確等優點。
  14. 4. with visco - elastic boundary of soil considered, the eigenvalue equation in frequency domain of soil dynamic equilibrium equation falls into a complex transcendental equation. in course of seeking its solution, based on argument principle and contour integral, with the aid of matlab, two numerical algorithm combined with the corresponding procedures for solving transcendental equations in a complex plane is developed by the author

    4 、由於考慮了土體的粘彈性支承邊條件,使得其動力衡方程在頻域內的固值方程為一復數超越方程,為了求解該方程,筆者基於幅角原理和閉合曲線積分,結合matlab ,提出了復上超越方程的兩種數值解法,並編制了相應的程序。
  15. Using the combinatorial method of constructibility and the technique of exchanging colors, we present the best upper bounds of dynamic chromatic number of halin graphs and sp graphs, and determine the dynamic chromatic number of a type of sp graphs, we determine the incidence chromatic number of some descartes product graphs and some join graphs. at last we determine the entire coloring number of 1 - tree and prove a conjecture of edge - face coloring

    利用構造性組合方法和換色技巧給出了halin圖和系列行圖動態色數的最小上,並確定了一類特殊系列行圖的動態色數,確定了某些笛卡兒積圖和某些聯圖的關聯色數,確定了1 -樹圖的完備色數並證明了關邊著色的一個猜想。
  16. By structure the bounded cubic systems in the plane, we prove that : 1 ) the system ( 1 ) have distribution of critical point with 5 - 4 ( 5 critical points with index + 1 and 4 critical points with index - 1 ), 3 - 2, 2 - 1, + 1 ; 2 ) the bounded cubic systems in the plane which has only one critical point with index + 1 have at least 11 structures ; 3 ) the distribution of finity critical points of bounded cubic systems with same topological structure near the equator have different struction

    摘要通過構造三次系統,證實了( 1 )其限奇點的5 4 ( 5個奇點指標為+ 1 ,另4個奇點指標為1 ) 、 3 2 、 2 1 、 + 1四種分佈均可實現; ( 2 )僅一個指標為+ 1的限奇點的三次系統至少11種類型; ( 3 )赤道附近軌線拓撲結構相同的三次系統它們限奇點的分佈可以不同類型。
  17. A simply and analytical formula of the axial light intensity distribution behind a circular aperture is derived by using the helmhotz - kirchhoff integral theorem and the kirchhoff ' s boundary conditions. it is studied the nonparaxial on - axis intensity distribution throughout the whole space behind a circular aperture. an accurate formula to calculate the fresnel number of circular aperture is presented and the validity of usual fresnel number formula is reexamined. by using the analytical formula and diffraction integral formula, some numerical simulation comparisons are done, and it is shown that the results of the two methods are completely coincident

    用亥姆霍茲-基爾霍夫積分定理和基爾霍夫邊條件,推導出了波經小圓孔非傍軸衍射時軸上強度的簡單解析表達式,研究了波經小圓孔后整個衍射空間非傍軸的軸上光強分佈.給出了計算圓孔菲涅爾數的精確公式,重新檢查了通常的菲涅爾數公式的效性.數值計算顯示,應用解析表達式所得的結果與應用衍射積分公式所得的結果完全一致
  18. The vector magnetic potential of a system consisting a line electric current and an infinite long magnetic dielectric column is calculated with the method of separation of variables and method of images, it is pionted out that the vector magnetic potential of a system consisting a line electric current and a magnetic dielectric plane, an ideal paramagnetic column, a superconductor column, and a line electric current in homogeneous magnetic field can all be deduced from our calculation

    摘要用鏡象電流法和分離變量法計算了線電流與無限長磁介質圓柱系統的磁矢勢,指出線電流與無限大磁介質分、線電流與超導體圓柱、均勻外磁場中磁介質圓柱系統時的磁矢勢都可以由線電流與磁介質圓柱系統的磁矢勢的極限情形給出。
  19. In our daily life, a plane awaiting measurement is not always an absolutely level plane. if the homography between the image and the whole world plane is only decided by the featured object which occupies small proportion of the plane awaiting measurement, the results of measurement will be imprecise

    現實生活中,待測往往不是絕對整的,如果僅通過在待測中占很小比例的特徵標志物來確定整個世到圖象的對應關系,那麼所得到的測量結果會很大的誤差。
  20. Basing on them, we propose a new algorithm of removing pseudo elements by which we can ensure the candidate edge generated by the broken line in 2d views is pseudo element if it is inside of the face which can be seen completely. at last delete other pseudo elements by the topological information of former methods. 2. for the low efficiency and bad capability of disposing multi - solutions of the decision - making after generating face loops, we thoroughly analyzed the former divide - conquer algorithm and decision - chaining algorithm

    以這些定義和定理為基礎,提出了新的假元刪除演算法,通過判斷視圖中的二維虛線邊所生成的候選邊是否在完全可見有界平面內來判斷該候選邊是否為假元而將其刪除,再結合前人的成果利用三維拓撲信息刪除其它假元,從而降低了環的生成數目和決策求解的搜索空間,提高了三維重建的效率。
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