推導圖 的英文怎麼說

中文拼音 [tuīdǎo]
推導圖 英文
derivation graph
  • : 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...
  • : 動詞1. (引導) lead; guide 2. (傳導) transmit; conduct 3. (開導) instruct; teach; give guidance to
  • : Ⅰ名詞1 (繪畫表現出的形象; 圖畫) picture; chart; drawing; map 2 (計劃) plan; scheme; attempt 3...
  1. For this purpos, from the point of the log geology, aimed at the actuality of the current fractured reservoir log geology interpretation and evaluation, based on synthetical analysis of the current domestic and foreign fruit of fractal dimension investigation of reservoir fracture, using the method and technique of fractal dimension, through the further discussion of the fractal dimension characteristics of m index and n index in the log interpretation archie model in a sample way and through the theoretic reasoning to the fractal dimension dfa and m index of fractured reservoir interval ' s log curve, according to the geophysical signification of the fractal dimension dfa of fractured reservoir interval ' s log curve shape : the more complicated the change of the curve shape is, the larger the its dfa value is, then the more complicated space structure of fracture and pore, then the higher value of m index of space structure of fracture and pore, and so on, the text propounds an improved method, based on box dimension, of covering log curve with scale grid, and by programming computes the dfa and its m index value of fractured reservoir interval ' s log curve, for instance, ac and rt curve, ect, then further puts this technique into application investigation, and makes analysis of application effects in the reservoirs located in l area of qx oil field from three aspects : 1. the dfa and its m index value of fractured reservoir interval ' s log curve, for instance, ac and rt curve, ect, which are derived from computing, is used to identify reservoir type by crossplotting m index with the product df _ acrt of fractal dimension of acoustical wave log curve and restivity log curve and by experiential discriminance plate of reservoir type in l area of qx oil field

    因此,對該區裂縫性儲集層的類型識別、孔滲特徵的測井地質解釋以及儲層裂縫的發育和分佈規律進行深入的研究便成為本文研究的出發點。為此,本文從測井地質的角度,針對當前裂縫性儲層測井地質解釋與評價的現狀,在綜合分析當前國內外儲層裂縫的分形分維研究成果的基礎上,利用分形分維方法和技術,通過對archie測井解釋模型中的m指數、 n指數的分形分維特性的深入淺出的論述以及裂縫性儲層段測井曲線分維d _ ( fa )與m指數的理論,根據裂縫性儲層測井曲線形態分維值的地球物理意義? ?曲線變化越復雜,則其分維值d _ ( fa )越大、裂縫孔隙空間結構越復雜、裂縫孔隙空間結構指數m值越高等特徵,提出了改進的基於盒維數的測井曲線網格覆蓋法,編程計算了裂縫性儲層段常規測井曲線(如聲波和電阻率曲線)上分形分維值及其m指數值,進而從以下三個方面對qx油田l區塊的裂縫油藏進行應用研究,效果十分理想: 1將計算得到的可變的m指數與聲波和電阻率分維之積df _ acrt進行交繪,採用儲層分維值分類技術統計分析這些參數變化的規律,並結合qx油田l區塊儲層類型經驗判別版,從而實現qx油田l區塊下白堊統的裂縫性儲層的類型識別。
  2. Chapter 3 studies the false target jamming. jamming signal generation formula is proposed by the investigation of simultaneous ground echoes of two different point targets in radar beam. comprehensive research about the characteristics of jamming signal is made, and raw data is used in simulation

    第三章對虛假像干擾進行了研究,通過對雷達波束內兩個不同的點目標在同一時刻的回波信號進行的分析比較,了干擾信號的生成公式,對干擾信號的特徵作了詳細的分析,並結合實測數據做了模擬實驗。
  3. At last, the conclusions of the whole thesis are drawn, and it is put forward that the future research emphases on the infrared radiation absorption ct technology should focus on : instantly get the absorption projections are the crucial factor to utilize the technology industrially ; on the basis of the hypothesis that the gas is ideal gas, species concentration of particular gas medium can be measured at the same time, which must be helpful to comprehend combustion essence ; if laser source to replaces blackbody stove, for irradiant flame, interferometric projection can be attained, and its temperature distribution will known

    最後,對全文進行了總結,並指出今後研究工作重點。指出:瞬時得到各方向的投影是此技術實用化關鍵;在獲得溫度分佈信息基礎上,進行必要的假設和,能同時得到火焰中某特定組分濃度的分佈,這必將進一步我們對燃燒本質的理解;利用方向性好,輻射強度高的激光源代替常規的黑體爐,能得到輻射干涉投影像,這樣就能測量所介紹系統不能測量的發光火焰溫度分佈。
  4. The paper is based on innumerable practical heavy - load road data, deliberate heavy - load standard in detail through theoretical arithmetic, and bring heavy - load standard about cement concrete pavement and asphalt concrete pavement separately ; in the meantime, through a large quantity of cement concrete pavement stress calculation, the paper puts forward relation expression between load on concrete board and stress level under board ; meanwhile, the paper puts forward traffic classification about cement concrete pavement and asphalt concrete pavement ; through bearing board testing on each structure sheaf the paper finds the material modulus gets modified ; through comparing position equivalent rebound modulus to theoretical equivalent rebound modulus, the paper points out limitation of nomograph in course of cement concrete pavement design, whereby, puts forward modifier formulas about theoretical equivalent modulus

    本文以大量的重載道路資料為主,從實際出發,結合理論計算,對重載標準進行了詳細的討論,分別給出了水泥混凝土路面與瀝青混凝土路面的重載標準了;同時,通過大量的水泥混凝土板底應力計算,出了混凝土面板荷載與板底應力水平的關系式;給出了水泥混凝土路面與瀝青混凝土路面的交通分級;通過對試驗路各結構層進行承載板測試,發現現有材料模量較以前有了明顯的提高;對比現場實測的當量回彈模量與理論當量回彈模量,指出現有水泥路面設計中的諾謨不能完全符合現有道路材料,從而提出了對理論模量的修正公式。
  5. The sampled representation scheme is the key problem in ibr, as the data structures decide how the reference images are collected and stored as well as how the virtual images are created. we devel op a prismy panoramic model and discuss the acquisition and rendering of the datasets

    像模型是基於像的繪制技術的關鍵所在,因為像的組織形式直接決定源像的採集存儲以及新像生成的方式和速度,為此我們提出了稜柱面全景模型並了新像生成演算法。
  6. Modeling : this thesis develops a method different from traditional techniques that begins with the cylindrical projection of a generic model and its seamless global texture map using multiresolution technique, and then automatically fit the unwrapped cylindrical projected mesh to the texture map with an improved algorithm that based on 2d morphing to specify corresponding feature points ( or lines ). finally, we propose a formula of inverse cylindrical projection to recompose the deformed mesh, and after the texture mapping a photo - realistic individual facial model is created

    採用多解析度技術構造紋理無縫拼接,然後把三維網格模型投影到圓柱面上並展開,根據二維象變形技術中特徵點匹配演算法的數學思想,將匹配公式進行改進后應用於模型網格點的適配,在作了一定假設后出逆向圓柱映射的計算公式,再將適配后的柱面網格映射回去,最後進行紋理映射生成真實感的特定人臉的三維模型。
  7. The empirical formula in the process of the secondary emission is analyzed ; the stabilization condition of vacuum surface flashover is deduced. the physics image of the vacuum surface flashover is described with the seea theory

    本文分析了二次電子發射過程的經驗公式,了真空表面閃絡的穩定條件,以seea理論的觀點描述了真空表面閃絡發生的物理象。
  8. If we use the steady state approximation to treat this scheme, the equations derived are more complex.

    如果我們對解用穩態近似法去處理,則出的方程比較復雜。
  9. We shall try by means of a highly simplified development to expose certain advantages and disadvantages of solid propellant rocket systems.

    我們想通過相當簡單的來試闡明固體進劑火箭系統的某些優缺點。
  10. Considering the characters of 3 - axes coordinate system that is not included in ship rectangular frame or inertial frame, compensation conditions are deduced through studying the effects of ship - swing. the paper studies how to transfer line velocity and acceleration in the inertial frame to angular velocity and acceleration which correspond each axis, then gives the computer function scheme. servo control scheme which can overcome ship swing and realize moving - target accurate tracking is designed according to inconsistency of radar base angle and beam angle

    針對三軸軸系既非甲板坐標系又非大地坐標系的特點,既研究了船搖對正交三軸雷達系統的影響,實現船搖不變性的補償條件,又研究了將目標在大地坐標系中的線速度和線加速度濾波值折算到各軸對應的角速度和角加速度值的計算關系,並作出了計算機功能框
  11. Finally, the method of estimating power customer emission level based on binary linear regression is put forward, which make it a condition that harmonic emission is steady at the point of common coupling. combined with power system thevenin equivalent and customer norton equivalent, according to the principle of least squares method, the voltage that a customer ' s harmonic current begets at the point of common coupling can be estimated in the light of the plural correlation of network parameters

    最後,提出了基於二元線性回歸的用戶諧波發射水平估計方法,該方法在假設公共聯接點諧波發射穩定的情況下,結合系統側戴維南等值與用戶側諾頓等值的電路,按照最小二乘法原理,利用電網各參數的復數關系關于系統側諧波阻抗的二元線性回歸方程,並根據諧波阻抗的估計值求取用戶諧波電流在公共聯四川大學碩士學位論文( 2003 )接點產生的電壓降。
  12. The calculation formula for control limit of double - side - restricted management chart based on 12 theory was derived, and a calculation example was given

    摘要根據基於12理論的雙側控制原理,出基於12理論的雙側控制控制界限的計算公式,並給出基於12理論控制的算例。
  13. On the base of above it, this paper discuss the synthesis of optimum distributed arrays by nonuniform spacing in the sense of dolph - chebyshev. having derived the equations of optimum element distribution, we analyze the exponentially spaced array, which are optimum when the elements are isotropic and equally weighted, and the array by general raised cosine function. the formulate for estimating the sidelobe envelope, beamwidth of the array pattern and clean region width are obtained

    了最佳陣元分佈方程,分別對陣元無方向性和等加權時的最佳分散式陣列? ?指數間隔陣列和採用廣義升餘弦加權的最佳分散式陣列進行了分析,了天線方向旁瓣包絡、波束寬度,干凈掃描區寬度的估計公式,給出了近軸旁瓣電平與陣列參數的關系。
  14. Established the system of coordinates of roll testing, getting the parameters of equation of tooth face by solving the non - linear equations set ; according to the differential geometry and meshing principle, deduce the curvature parameters of tooth face and tooth profile, and get the parameters of instantaneous contact ellipse. emulate the contact trace and contact area of the working tooth face, and drawing the instantaneous drive ratio error curve

    建立了克林貝格擺線齒錐齒輪嚙合分析的對滾模型,通過對非線性方程組的迭代求解,得到齒面方程的各個參數;由微分幾何和切齒嚙合原理了齒面上齒廓和齒線方向的曲率參數,得到了瞬時接觸橢圓的參數。根據設計參數和機床調整參數繪制了工作齒面的接觸軌跡和接觸區形,並求得了瞬時傳動比的誤差曲線。
  15. By analyzing phase angle of meshing geometric drawing position, the theoretical formula of cycloid gear actual operating space of cycloid planetary gear speed reducer is driven, at the same time, fitting a curve, and discussing engineering significance of function curve to combine reality

    摘要通過分析嚙合相位角幾何形的位置,出擺線針輪行星減速器中擺線輪實際工作范圍的理論公式,畫出了嚙合相位角函數的擬合曲線,並結合實際討論其函數曲線的工程意義。
  16. Therefore, the safety of bulk carrier is widely concerned ; the theory of insubmersibility is followed by the introductions of domestic and international regulations, solutions, rules and requirements on the floodability ; introduced are the conditions of hold in flooded condition, and provided are the calculation methodology of the stability and buoyancy when flooding. the concept of cargo permeability is concretely defined, and the calculation methods of the amount of flooding waters are executed ; the application of the influence numbers simplify the calculation of the still water bending moment and shearing force in flooded conditions. a new method to calculate the maximum still water bending moment and shearing force is developed by means of the influence numbers ; the simulation system provides a means of evaluation and forecast on ship ' s danger extent after ship is damaged

    在抗沉性公式的過程中採用一些假設,並分析了這些假設對結果的影響;然後介紹了船舶強度的概念和計算方法,鑒于現有的剪力彎矩計算方法工作量大、效率不高的缺點,引用影響數計算船舶進水后的剪力和彎矩;最後根據船舶抗沉性理論對散貨船破艙進水進行模擬,在模擬中根據船舶破艙的實際危險情況,採用直觀的形輸入的辦法,判斷船舶的危險程度並計算船舶到達危險狀態的時間以助於船長做出正確快速的決策。
  17. ( 1 ) the posterior distribution of the coefficient matrix, the precision matrix and covariance matrix, and their bayesian estimation under the matrix normal - wishart conjugate prior distribution. ( 2 ) the deduction of the predictive distribution, proved to be matrix t distribution. ( 3 ) the designs of bayesian multivariate mean value control charts in terms of the relationship between the multivariate wishart distribution and x2 distribution, the bayesian process capability index and its confidence lower limi

    通過多方程模型系統的統計結構,證明了矩陣正態? wishart先驗分佈是模型參數( , )的共軛先驗分佈,研究了該先驗分佈下模型系數矩陣、精度陣和協方差陣的后驗分佈及其貝葉斯估計,對模型預報密度函數進行了嚴格的數學,並將其應用於多元質量控制領域,構造了貝葉斯均值向量聯合控制;結合wishart分佈與x ~ 2分佈之間的關系,設計與斷了貝葉斯多指標過程能力指數及其貝葉斯置信下限。
  18. The recoil angle of electron in compton scattering is incorrect in some text books, and the right sketching of compton scattering is presented

    摘要指出了某些教材中康普頓散射示意畫法的不妥之處,並嚴格了康普頓散射中反沖電子的散射角,給出了正確的康普頓散射示意
  19. After analyzing and study two transitions of map to spatial data and spatial data to map, the author thinks the spatial data capturing is a loss map information process, and for map production firstly symbolize from spatial data, then reinforce the map information. the map production model ( mpm ) is the summary of all kinds of map production. the integration model is the best model in mpm and it infers that " spatial data first, map second " is the production process

    提出了「靜態數字制」和「動態數字制」的概念,論述它們各自特點和研究方法,並提出地和空間數據生產都屬于「靜態數字制」 ;通過研究地和空間數據的相互轉換過程,發現空間數據生產是地信息損失的過程,根據空間數據來進行地生產必須先實現地符號化,然後再進行地信息的補充處理;本文提出的「地生產模型」是現有各種數字化生產模式的基礎,從理論上論證了一體化生產模式是最優模式,出「先空間數據生產,后地出版」的一體化生產流程,並歸納總結了當前數字化生產的4種基本生產模式和9種應用情況。
  20. On the base of deducing meshing theory, by simplifying the parameters and using software, the 3d model of the rolling cone - type toroidal drive is given. and the parametric models are realized. the assemble chart of drive is given

    在嚙合理論的基礎上,通過對滾錐齒超環面行星蝸桿傳動的各參數進行簡化處理,利用計算機軟體對滾錐齒超環面行星蝸桿傳動進行了三維實體參數化建模,實現了模型的參數化,給出了該傳動的裝配,並進行了動態模擬。
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