波阻曲線 的英文怎麼說

中文拼音 [xiàn]
波阻曲線 英文
wave making resistance curve
  • : Ⅰ名詞1 (波浪) wave 2 [物理學] (振動傳播的過程) wave 3 (意外變化) an unexpected turn of even...
  • : 動詞(阻擋; 阻礙) block; hinder; impede; obstruct
  • : 曲名詞1 (一種韻文形式) qu a type of verse for singing which emerged in the southern song and ji...
  • : 名詞1 (用絲、棉、金屬等製成的細長的東西) thread; string; wire 2 [數學] (一個點任意移動所構成的...
  • 曲線 : [數學] curve; bight; bought; profile; net曲線板 french curve; irregular curve; curve board; splin...
  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分維d _ ( fa )與m指數的理論推導,根據裂縫性儲層測井形態分維值的地球物理意義? ?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網格覆蓋法,編程計算了裂縫性儲層段常規測井(如聲和電)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指數與聲和電率分維之積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圖版,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. The le - an oil field is located on the southern slope of dong - ying sag. there are two sets of ek basalt in its western block. depending on the drilling, the logging and the seismic date, tha ek basalt has the characteristics of high resistancs, the low sound wave defferance and faradic conductance, the smooth curve of self potential

    樂安油田位於東營窪陷南斜坡上,其西區發育了兩套孔店組玄武巖,根據鉆井、測井、地震資料,孔店組玄武巖具有電率高、聲時差值和感應電導率值低、自然電位平直的特點,地震呈板狀強反射;沉積期該區有有二次火山活動,玄武巖平面分佈比較穩定,噴發方式為「裂隙式噴溢」 ,火山口分別位於草12和草31井附近。
  3. In order to recognize low resistivity oil layers, we have used many methods, such as engraving method, resistivity curve overlapping method, density and acoustic curves overlapping method, or density, acoustic and neutron curves overlapping method, as well as quantitative interpretation method, etc

    為了識別低電油層,我們採用了多種方法,例如圖版法、電重疊法、密度與聲重疊法或密度、聲與中子重疊法,以及定量解釋法等。
  4. In technique rebuilding of system, discharge curve of ni - mh battery was measured, and power supplies in uav were improved. the security, adaptability and efficiency of miniature aerial rs systems could be improved obviously by microwave video transmission system and self - regulating blocking net in landing

    在對系統的技術改造中,測定了ni - mh電池組放電,對無人機機載電源做了改進,配合加裝的微視頻傳輸系統和自行研製的降落尼攔網可以大大提高無人機航空遙感系統的安全性、適應性和作業能力。
  5. 4. as an assistant analysis, cst microwave studio is applied to simulate dispersion characteristics and interaction impedance of rectangular groove guide. simulation show better agreement with theoretical results

    四、作為一種輔助的分析方法,本文還利用cstmicrowavestudio對折矩形槽導慢系統的高頻特性做了模擬模擬,得到了色散和耦合抗,與理論結果符合很好。
  6. Abstract : from the equilibrium and continuity conditions of wave impedance boundary of stress wave and velocity, wave, the paper derives the expressions of reflection coefficient and transmission coefficient of stress wave and velocity wave, further, discusses the characteristics of f - v curves at different impedance ratio, and analyzes the application of these characteristics to ascertain the defects of pile and soil resistance distribution around pile by practical engineering examples

    文摘:該文從力及速度抗界面的平衡及連續條件,推導了力、速度的反射系數、透射系數表達式,進而討論在不同抗比時的f ? v特徵,並引用幾個工程實例對應用這些特徵判定樁身缺陷及樁周土的力分佈進行了分析。
  7. After the discussion of the numerical simulation method based on the fdtd method and the pml technique, the motions of the charges and the electrical field lines were first employed to describe the radiation procedures of the pulse electromagnetic waves. then the causes of how the charges are accelerated and how the motion status of the charges are maintained were further studied from the angle of interaction of charge and field. after these analyses, it was pointed out that the pulse radiation is due to the suddenly occurred time - varying electrical field ( displacement current ) in the open space. this view was further evidenced by two examples : one is the partly resistance loaded antenna, the other is the partly curved antenna. the radiation procedures of the pulse electromagnetic waves of many different situations were simulated throughout this paper with the contours and waveforms of electric field given. these figures are very helpful to the understanding of the radiation mechanism of the pulse electromagnetic waves

    在討論了基於時域有限差分法和完全匹配層技術的數值模擬方法之後,首先從運動電荷和電力的角度直觀地描述了脈沖電磁的輻射過程,然後進一步從場與電荷相互作用的角度分析了天上電荷是如何被加速以及如何維持其運動狀態的,指出了開放空間中突然出現的時變電場(位移電流)是脈沖電磁輻射的根本原因.文中還對局部電加載的天和局部彎的天進行了研究,以進一步說明上述觀點.對多種情況下的脈沖輻射過程進行了數值模擬,並給出了電場的等高和空間形圖,這些圖形對理解脈沖電磁的輻射機理非常有益
  8. A new terahertz source of folded waveguide traveling - wave - tube which based on vacuum electronics is introduced, which may answer the question for scarcity of small, economical terahertz source with continuous wave of high average power. secondly, transmission characteristics of terahertz wave in the periodic slow wave circuit of folded waveguide traveling - wave - tube have been researched combined with development of micro - fabrication technology. dispersion relation and interaction impedance of the slow wave circuit are deduced by the way of equivalent circuit, and results accounted by theory are close to those simulated by software

    其次,結合計算機模擬技術對這種新型太赫茲輻射源的折疊導慢路傳輸特性進行研究:用等效電路法從理論上推導了慢電路場、色散關系及路耦合抗,電磁模擬軟體計算得出的慢電路色散與理論計算所得結果基本上一致,表明這種尺寸的慢電路在太赫茲頻段有著色散較平坦以及寬帶、低損耗的良好傳輸特性。
  9. This device can not only on - line monitor all kinds of parameters of moa in serve, but also display resistive current waveform, lisaru curves, and ac volt - ampere characteristic curves

    該裝置能夠完成對moa各項參數的在監測,而且還能顯示性電流形、李薩如、交流伏安特性
  10. According to the radar - absorbing model, the performance of rams of various absorber - volume - percentage with various frequency and the radar obsorbing performance of which in various thickness is predicted. according to the radar - absorbing model, the prerequisites of microwave electromagnetic parameters and the border curves for a single - layer homogeneous absorbing coating backed by a perfectly conducting plate to produce zero specular reflection are obtained by the steffensen speedup approach to solve the complex transcendental equation

    以吸模型為依據,用計算機求解了單層均勻各向同性吸材料的抗匹配條件,通過數值模擬得到了吸材料抗匹配時電磁參數邊界的數值模擬等式和抗不匹配時寬帶吸材料電磁參數的合理搭配規則和頻散特性。
  11. Nonlinear dynamical systems ; nonlinear waves ; diffusion ; stability ; characteristics ; nonlinear steepening, breaking and shock formation ; conservation laws ; first - order partial differential equations ; finite differences ; numerical stability ; etc

    性動力系統;非;擴散過程;穩定性;特徵值及特徵;非性陡斜,斷和激的形成;守恆定律;一階偏微分方程;有限差分;數值穩定性等等。
  12. On the direction of sequence stratigraphy theory, writer sets down unit framework in this gas field on the basis of analysis of logging data of 42 wells, seism synthesize and api of 17 wells and 155. 5m core data of 8 wells. four key interface, fifteen three stage sequence interface are been set off in the research strata. the substrata are been divided and contrasted in controlling grade with low circle mode l

    在層序地層學理論的指導下,用42口井的測井、 17口井的地震合成記錄以及抗資料和8口井共155 . 5米的巖芯資料,建立了全區地層格架,在研究層段內,共劃分了四個關鍵界面、十五個三級層序界面,在地層格架內分級控制,採用小旋迴對比法對全區各層段小層進行了劃分和對比。
  13. The complete design uses the given functions and releases the low - pass, high - pass, band - pass and the band - stop filters directly. butterworth, chebyshev and caoer filters are used for the implementations. in the fir filter designs, chebyshev and hamming windows are used for a band - pass filter

    完全設計方法中我們利用函數直接設計出低通、高通、帶通和帶器,並分別用巴特沃斯( butterworth )濾器、切比雪夫( chebyshev )濾器、橢圓( cauer )濾器來實現,並比較了各自的頻率響應
  14. Two methods are used to calculate the organic carbon content : overlay technique for acoustic slowness curves and resistivity curves ; the regression formula of organic carbon content and log responses obtained from experiments

    應用以下2種方法計算地層有機碳含量:聲時差與電重疊法;根據實驗結果建立的有機碳含量與地層測井響應的回歸方程。
  15. This thesis analyse the linear theory of gyro - twt with spiral corrugated waveguide and two - beam coaxial gyrotron. first of all, base on the theory of coupled - wave, the dispersion equation and coupling condition of spiral corrugated waveguide is realized by applying the method of impedance perturbation

    首先,在耦合理論基礎上運用抗微擾法分析了內開槽螺紋導的冷腔色散特性,通過數值運算作出了冷腔色散同時用三維粒子模擬軟體進行了相應的冷腔分析。
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