plate wave 中文意思是什麼

plate wave 解釋
板波
  • plate : n 1 厚金屬板 〈cf sheet〉 板(片);(記有姓名等的金屬)牌子,(尤指醫生的)招牌,藏書牌;【印刷...
  • wave : n 〈美海軍〉女志願軍人〈見 WAVES 條〉。n 1 波浪;碎浪; 〈the wave(s)〉 〈詩〉海。2 波動;波狀...
  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指數的理論推導,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. It is comprised of a silicone rubber sheet, a wave - guide plate, an apparatus to apply three - axis force and facilities to capture faculae

    它由一個硅橡膠墊、一個光波導路、一個三軸力加載裝置和光斑的採集設備等組成。
  3. A quarter-wave plate for, say, green light is not a quarter-wave plate for any other color.

    舉例來說,綠光的四分之一波片,對其它顏色的光來說就不再是四分之一波片。
  4. According to the correlative theory of hydromechanics and shock wave, theoretical model of creating quasi - isentropic compression via w - mo - ti - mg system flier - plate with graded wave impedance was established, and study on the numerical simulation of the impact process was then carried out

    根據流體力學和沖擊波理論知識,首先建立了梯度飛片擊靶的理論模型,對w - mo - ti - mg系梯度飛片擊靶過程進行了數值模擬計算。
  5. The orientation of the principal stresses relative to the directions of the polarizer and first quarter-wave plate is of course immaterial.

    主應力相對于起偏鏡和第一個四分之波片方向的方位,當然是無關緊要的。
  6. The movement inbeing of the ultrasonic motors, two type form method of elliptical movement are deeply investigated. its driving mechanism is studied also by geometric method. the ordinal progressing condition of a forced traveling wave in the elastic plate is investigated

    研究了超聲波馬達的驅動機理,對超聲波馬達驅動的本質? ?橢圓運動的兩種形成方法進行了詳細研究,利用幾何分析法研究了行波超聲波馬達的傳動機理,分析了定子彈性體中行波有序傳播的條件。
  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有吸收邊界的二維平面應變有限元模型,在研究了脈沖超聲波在無限長板中傳播的基礎上,對板中平行於表面的裂紋、與表面成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. Study on relationship between sh wave velocity and stress of metal plate

    波波速與預應力關系的理論研究
  9. The objective of pif is to realize a certain distribution of interference spectrum, while that of the achromatic wave plate is to realize the retardation by using several crystals to modulate the input beam

    Pif是要實現一定的干涉光譜分佈;消色散波片則是要通過多塊晶體對入射光的調制實現一定的位相延遲。
  10. The collimated light goes through a 1 / 4 wave plate. this converts it into circularly polarized light

    經過準直鏡校準后的光線射入四分之一波板。平行偏振光又被轉化為圓偏振光。
  11. The incident wave height h1 / 3 is in the range from 0. 1m to 0. 25m, and the peak period tp in the range from 1. 0s to 2. 0s. the ratio of s / h1 / 3, which refers to the subface level of wharf deck ( s ) to the incident wave height ( h1 / 3 ), is between - 0. 1 and 0. 7. three different shore connecting types : open - piled, permeable slope with armored 1ayer of dolosse b locks and impermeable slope with armored layer of concrete plate, are set in the experiment for the research on the effects of boundary condition with different shore connecting types on the wave impact

    本文的物理模型試驗在大連理工大學海岸和近海工程國家重點實驗室的大波流水槽中進行,試驗中選用的隨機波靶譜為改進的jonswap譜,入射波波高h _ ( 1 / 3 )范圍為0 . 1m 0 . 25m ,譜峰周期t _ p范圍為1 . 0s 2 . 0s ,碼頭面板的相對凈空(碼頭面板底面距離靜水面的距離s與入射波波高h _ ( 1 / 3 )的比值)范圍為- 0 . 1 0 . 7 ,其中s / h _ ( 1 / 3 )為負值時表示碼頭面板底面位於靜水面以下。
  12. Metal plates - flaw detection method by the ultrasonic plate wave

    金屬板材超聲板波探傷方法
  13. High energy explosive was used to create a powerful and planar shock wave for accelerating flyer plate to high velocity, and high pressure was produced when flyer impacting with the sample. in the experiments, the impactor was brass and target was ofhc copper. by measuring the shock wave velocities of hr2 steel, high - density glass, aluminium alloy ( ly12 / lf6 ), magnesium - aluminium alloy ( mb2 ), polymethyl methacrylate and air, shock pressure and release isentrope of ofhc copper have been obtained

    採用化爆加載、平面波發生器和空腔增壓技術,以黃銅為飛片,無氧銅為靶板,測量了抗氫鋼( hr2 ) 、重玻璃( sio _ 2 ) 、鋁合金( ly12 lf6 ) 、鎂鋁合金( mb2 ) 、有機玻璃( pmma ) 、空氣( air )和無氧銅( ofhccopper )各阻抗匹配樣品中的沖擊波速度,上述材料的hugoniot狀態參數c _ 0 、均為已知,由此確定了無氧銅的沖擊加載壓力和等熵卸載后的狀態,得到了等熵卸載路徑。
  14. The stability output second harmonic generation ( shg ) experiment results of single - longitudinal mode and multi - longitudinal mode with long cavity were explained reasonably with these rate equations. the high polarization of fundamental wave in the isotropic laser media nd : yag with type - i critical phase - matching lbo was studied with the rate equations including polarization of fundamental light. using the polarization function of lbo, a quartz full - wave plate was introduced into the cavity, a kind of birefringent filter by considering the combination of the polarization function of the type - i critical phase - matching doubling frequency crystal lbo and the quartz whole - wave plate was constructed

    將腔內多縱模倍頻速率方程推廣應用到準三能級藍光激光器中,分析了一個縱模、兩個縱模、多個縱模時的噪聲情況,合理地解釋了實驗中激光器單縱模運轉以及長腔多縱模運轉時穩定輸出的實驗現象,同時利用該速率方程分析了以各向同性激光晶體nd : yag為工作物質,類臨界相位匹配lbo為倍頻晶體的藍光激光器中基頻光偏振特性,合理利用類臨界相位匹配lbo倍頻晶體的偏振特性與引入的石英晶體全波片構成雙折射濾光片,通過選單頻來抑制噪聲,獲得了藍光低噪聲的穩定輸出。
  15. The third section, firstly, we introduce research state of achromatic wave - plate. and then we make a detailed analyse and discuss on each method by which flat - plate birefringent achromatic wave - plates are made and gener

    通過上述工作,作者認為今後工作的重點應是進一步提高現有的工藝技術水平、完善實驗條件,使這一方面的工作取得更大突破。
  16. The results indicate any elliptically polarized light can be compensated to become lineally polarized light throught / 4 wave - plate as long as the fast - axis ( slow - axis ) of / 4 wave - plate and the long - axis ( short - axis ) of elliptically polarized light are in the same orientation, but partially polarized light cann ' t

    結果表明,只要/ 4波片的快(慢)軸與橢圓偏振光的長(短)軸方位一致,則任何橢圓偏振光經過/ 4波片后均可以補償為線偏振光,而部分偏振光經過/ 4波片后仍為部分偏振光。
  17. Then, establish electric field and magnetic field matching equation of space and plate wave - guide. program about slice - grating - circular polarization. analyse its transmit characteristic and polarization characteristic

    然後運用單極模匹配方法建立空間場和平板波導場的電場和磁場匹配方程,編制分析薄片型光柵圓極化器的程序,得到模擬結果。
  18. The transmission of flexural wave through a periodic stiffened flat plate

    周期加筋板中的彎曲波傳播
  19. There are two methods to obtain composite achromatic wave - plate. one is to combine with identical material, in this case we select the thickness of each plate and determine the angle of their optic axes

    復合消色差波片的設計主要摘要第2頁採用以下兩種方法,一種是利用同種材料組合,根據工作波段來選取各片的厚度,設計光軸之間的夾角。
  20. The inspection method of ultrasonic plate wave for the metal plates

    金屬板材超聲板波探傷方法
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