波導孔 的英文怎麼說

中文拼音 [dǎokǒng]
波導孔 英文
waveguide aperture
  • : 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1. (引導) lead; guide 2. (傳導) transmit; conduct 3. (開導) instruct; teach; give guidance to
  • 波導 : [物理學] (用在微波波段傳輸電磁波的裝置) waveguide; duct
  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、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指數的理論推,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、裂縫隙空間結構越復雜、裂縫隙空間結構指數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,其西區發育了兩套店組玄武巖,根據鉆井、測井、地震資料,店組玄武巖具有電阻率高、聲時差值和感應電率值低、自然電位曲線平直的特點,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. The distinguished scientist herr professor luitpold blumenduft tendered medical evidence to the effect that the instantaneous fracture of the cervical vertebrae and consequent scission of the spinal cord would, according to the best approved traditions of medical science, be calculated to inevitably produce in the human subject a violent ganglionic stimulus of the nerve centres, causing the pores of the cobra cavernosa to rapidly dilate in such a way as to instantaneously facilitate the flow of blood to that part of the human anatomy known as the penis or male organ resulting in the phenomenon which has been dominated by the faculty a morbid upwards and outwards philoprogenitive erection in articulo mortis per diminutionem capitis

    傑出的科學家盧伊特爾德布盧門達夫特168教授先生曾提出下述醫學根據加以闡明:按照醫學上公認的傳統學說,頸椎骨的碎折以及伴隨而來的脊髓截斷,不可避免地會給予人身神經中樞以強烈刺激,從而引起海綿體的彈性細急速膨脹,促使血液瞬時注入在人體解剖學上稱為陰莖即男性生殖器的這一部位。其結果是:在頸骨斷襲致死亡的那一瞬間169 ,誘發出專家稱之為「生殖器病態地向前上方多產性勃起」這一現象。
  4. The key components in laser gyro is he - ne ring laser, and the reciprocal action theory between light and medium is the base in studying the ring laser, use the lamb half classical theory, and on the base of density matrix theory, the optical brounch equation was established, which described the movement of amplifying medium atom in the ring syntonic cavity, and according to the medium polarize theory the self consistent equations was deduced, which describe the light intensity and phasic of the counter - propagating wave. on the basis of this equations, adopted the simulation software matlab and virtual instrument programming language labwindows / cvi, we can do some simulated experiments in study the phenomenas such as amplify and dispersive characteristic of medium, mode pushing effection, burned hole effection and pattern competition, lock - in of frequency and the characteristic of light intensity and phasic of the counter - propagating wave in laser gyro

    激光陀螺的核心部件為he - ne環形激光器,而掌握光與介質的相互作用理論是研究激光器的關鍵,採用拉姆半經典理論為主,在密度矩陣理論的基礎上,推環形諧振腔中描述he - ne氣體增益介質原子運動的光學布洛赫方程,運用介質極化理論得出描述激光陀螺反向行的光強、位相所滿足的自洽場方程組,在此基礎上,運用matlab模擬軟體和虛擬儀器編程語言labwindows / cvi ,對激光陀螺中的介質增益色散特性、頻率牽引效應、燒效應及模競爭、閉鎖效應及環激光的光強和相位特性進行模擬試驗研究,並且運用全量子理論,對激光工作原理進行分析,得出二能級系統單模輻射場的光子數密度分佈,得出激光場的光子統計分佈,模擬激光場的動態建立過程。
  5. The basic concept of siw is that it use the top and bottom layers of metal together with two row of vias is very small compared with wavelength, the dissipation loss of radiation is very small. it acts like a rectangular waveguide filled with some dielectrics, so components which can be composed by rectangular waveguide can also composed by siw such as antenna, filter, power divider, coupler, resonator

    基片集成的基本概念是利用基片的上下金屬板和兩排間隔一定距離的金屬構成的金屬壁,由於每排金屬間距遠小於長,因此由縫隙泄漏的能量很小,這相當于內部填充了介質的矩形,所以能夠用矩形普通實現的結構也都可以用基片集成來實現,比如功分器、濾器、天線、耦合器、振蕩器等。
  6. The theoretic calculating method of the maximum and the minimum water level in the differential surge tank has been derived firstly. also the explicit method of calculating surges in the differential surge tank has been deduced firstly by use of thaler series expansion. the calculating method of section of the well and the effective impedance hole in the surge tank has been gived

    根據差動式調壓室的基本微分方程,首次推出了差動式調壓室涌浪幅值的理論計算公式;並同樣利用泰勒級數展開方法推出了差動式調壓室水位動的顯式計算式;出了差動式調壓室大井面積和有效阻抗面積的計算方法。
  7. A ka - band bpf would be developed and used in the rardar system

    同時製做一隻ka段的器,用於毫米合成徑雷達系統中。
  8. 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界條件,推出了平面經小圓非傍軸衍射時軸上強度的簡單解析表達式,研究了平面經小圓后整個衍射空間非傍軸的軸上光強分佈.給出了計算圓菲涅爾數的精確公式,重新檢查了通常的菲涅爾數公式的有效性.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
  9. Advertising pokerserving for cigarette wine, food, communication, bank, insurance, agriculture, factory, appliance, estate and government, serving pokerserving yidong, liantong, tsingdao beer, haier, hisesen, koja, wanlida vcd, meidi, xinfei, lifan, dayang, qingqi, qianjing motor, hongxibao cegaret, baxi, hongqiqu, baixiang, shuanhui, kongfu jia, nanjie village, shaoang wine, jinliufu, xiyangpai, luxi poly fertilizer, pesticide, oil, minerals, traffic etc.

    如:移動聯通青島啤酒百事可樂海爾海信康佳萬利達美的新飛,聯想力帆大陽輕騎,錢江紅錫包八喜紅旗渠,白象雙匯府家,南街村仰韶酒金六福魯西復合肥農藥石油礦產道路交通安全法等禮品廣告促銷宣傳撲克
  10. The main experiments : the relationship between the sonic intensity and the pressure of the steam that leak out of the boiler ; the relationship between the level of the intensity of the leak noise and the capability of boiler ; the effect that wave - guide tube has on the detection of leak noise ; the specialties of sonic intensity level of background noise and distributing in frequency

    主要實驗內容為:泄漏噪聲聲強級與泄漏蒸汽壓力之間關系;泄漏噪聲聲強級與鍋爐容量的關系;泄漏噪聲聲強級與泄漏徑的關系;管對泄漏噪聲測量的影響;爐內背景噪聲的聲強級和頻域分佈特點。
  11. The loss of coplanar wave - guides ( cpws ) on ps / ops layers with thickness about 10, and 70um respectively on low - resisitivity ( o. olflcm ) si has been studied, which are expected to increase the substrate resistivity and then to reduce its effective dielectric loss under the microwave operation

    01隻cn : ) _ l生長的多硅/氧化多硅厚膜為襯底制備的共平面( cpw )的微插入損耗特性,其介質膜的厚度分別是10腳和70腳。
  12. This thesis work has researched the fabrication technics of photonic crystal defect waveguide with air - bridge structure and collecting waveguide ; suggested using uv - lithography and wet etching to fabricate traditional waveguide, after that, using eb - lithography and dry etching to fabricate photonic crystal holes, so can reduce the fabrication cost by a big range ; designed the moulding board, which can fabricate the air - bridge structure and is convenient for recognizing position in eb - lithography ; the structure consisted of traditional waveguides and etching grooves are fabricated on soi successfully, then an successful eb - lithography is realized on the structure, the defect waveguide collected with the traditional waveguide quite well ; used the etching grooves to do the sacrificial layer etching experiment, which grounded etching sacrificial layer by photonic crystal holes in next step

    提出採用紫外光刻工藝製作傳統結構之後,通過電子束曝光和干法刻蝕製作光子晶體小的工藝方案,大幅度減低了製作成本;設計出可形成空氣橋結構、並且適用於電子束曝光位置識別的光刻模板,在soi材料上成功製作出帶有空氣橋刻蝕預留槽以及接續光的結構,在該結構上成功實現了光子晶體帶隙的電子束曝光,帶隙與接續光位置接續良好;最後利用預留槽進行了刻蝕犧牲層的實驗,為下一步利用光子晶體小刻蝕犧牲層形成空氣橋結構打下了基礎。
  13. When awg regarded as space unchanged linear system, an analytical solution of out - waveguide field is obtained by using the impulse response function. the crosstalk transformation on account of apertometer and waveguide spacing is also obtained by numerical calculation

    本文還將awg視為空間不變線性系統,使用點擴展函數的方法,求出awg系統輸出分佈的解析式,通過數值計算得到串擾與數值徑及其間距的關系。
  14. This dissertation is a part of the research project, " millimeter wave synthetic aperture radar ( sar ) ", which is the pre - researchful item of the elelctric 10th institute of ministry of information industry. it ' s aim is to improve performance of stop - band of waveguide band - pass filter ( bpf )

    本論文工作是中國電子科技集團公司第十研究所「十五」預研項目「毫米合成徑雷達」中的一部分。要求對目前的e面全金屬膜片器進行改進,提高其阻帶性能。
  15. A collinear acoustooptic - deflector of pronton - exchanged linbo3 channel wave - guide is studied. the theoretical analysis, structure design and device fabrication of linbo3 pronton - exchanged acoustooptic wave - guided deflector have been finished in this thesis. the width of wave - guide, the width, spacing, effective aperture and width of electrode of interdigital transduces have been theoretically analyzed and designed

    本論文研究了一種質子交換linbo3溝道共線式聲光偏轉器,其特點是利用了溝道的橫向約束,限制了聲的發散和衍射效應,使得窄徑電極結構得以實現,從而增加了功率密度,使總的聲場驅動功率降低。
  16. Then the theoretical computing methods are presented, in which we emphasize particularly on the plane wave method ( pwm ) and the finite element method ( fem ). with the two methods mentioned above, important parameters such as bandgap, dispersion, leaky loss and so on are calculated, as well as the birefringence of two kinds of mf, which are in two different mechanisms. a new type of optical coupler based on dual - core bandgap microstructure fiber is presented

    主要研究內容如下: 1 、利用平面展開方法和有限單元方法研究了微結構光纖的傳特性,對三角形、蜂窩形柵格空氣包層結構的光子能帶進行了研究,在此基礎上闡述了光子晶體光纖的傳機制,對折射率引和光子帶隙引微結構光纖的色散、泄漏損耗和有效模場面積進行了研究。
  17. Firstly, we study the photonic band structure of the pcf cladding with triangular and honeycomb air holes lattices. then the guided mechanisms of pcfs are demonstrated. the waveguide dispersion, leaky loss and effective modal area for both index - induce pcf and pbgf are presented

    首先對三角形、蜂窩形柵格空氣包層結構的光子能帶進行了研究,在此基礎上闡述了光子晶體光纖的傳機制,對折射率引和光子帶隙引光子晶體光纖的色散、泄漏損耗和有效模場面積進行了研究。
  18. The paper is concerned with the eigen functions of optical fields in dielectrics, the theories of optical waveguide eigen mode, the characteristics of optical waveguides diffracted field, the theories of mode coupling in optical waveguides and the spectral response theories and simulating method for arrayed waveguide grating. in this paper, a set of beam propagation theory based on eigen modes analysis is set up which afforded theoretical basis for designing and analyzing awg devices. experiment of fabricating sio _ ( 2 ) layer by using porus silicon is also carried out in this paper, which is a new method for fabricating waveguide cladding layer

    本文以設計陣列光柵器件為目標,對介質光場的本徵函數,光本徵模理論,光衍射場特性,光模式耦合理論和awg器件的光譜響應特性及模擬方法進行了深入研究,建立了一套基於本徵模式場分析的光光束傳輸理論,為器件的設計提供正確的理論基礎,並嘗試了利用多硅生長厚的二氧化硅,用於製作包層材料。
  19. Coplanar waveguides ( cpw ' s ) offer several advantages over conventional microstrips, these include the simplification of the circuit fabrication process, ease of parallel and series insertion of both active and passive components ( without the need for via holes ), and high circuit density. therefore cpw ' s are widely used in microwave and millimeter - wave integrated circuits, optical and high temperature superconductor microwave devices

    與常規的微帶傳輸線相比,共面具有容易製作,容易實現無源、有源器件在微電路中的串聯和並聯(不需要在基片上穿) ,容易提高電路密度等優點,因此共面被廣泛應用於微、毫米、光學和高溫超等集成電路中。
  20. We consider there are two kinds of mechanism causing the attenuation of sound in grain. one kind of mechanism regards the grain as quasi - porous media. it was the viscous resistance and heat conduction in the narrow passageways between the grain kernels that convert the sound energy into heat energy and lose it

    首次建立了準多介質的概念,可將堆積的糧食看作準多介質(顆粒介質) ,透入糧食內部的聲隙中傳播時,由於粘滯性和熱性的效應,把聲能逐漸變成熱能耗散。
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