次波面波形 的英文怎麼說

中文拼音 [miànxíng]
次波面波形 英文
subsurface wave profile
  • : Ⅰ名詞1 (次序; 等第) order; sequence 2 [書面語] (出外遠行時停留的處所) stopping place on a jou...
  • : 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...
  • : 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...
  • 波形 : [物理學] wave form; shape; wave pattern; wave profile
  1. When the secondary wave is just starting at e, that from c will have formed a hemisphere of radius cg.

    當E處的剛開始發出時,從C發出的成一個半徑為CG的半球
  2. As we all known, with the founding of euclidean geometry in ancient greece, with the development of analytic geometry and other kinds of geometries, with f. kline " s erlanger program in 1872 and the new developments of geometry in 20th century such as topology and so on, man has developed their understand of geometry. on the other hand, euclid formed geometry as a deductive system by using axiomatic theory for the first time. the content and method of geometry have dramatically changed, but the geometry curriculum has not changed correspondingly until the first strike from kline and perry " s appealing

    縱觀幾何學發展的歷史,可以稱得上瀾壯闊:一方,從古希臘時代的歐氏綜合幾何,到近代解析幾何等多種幾何的發展,以及用變換的方法處理幾何的埃爾朗根綱領,到20世紀拓撲學、高維空間理論等幾何學的新發展,這一切都在不斷豐富人們對幾何學的認識;另一方,從歐幾里得第一使用公理化方法把幾何學組織成一個邏輯演繹體系,到羅巴切夫斯基非歐幾何的發現,以及希爾伯特式公理體系的建立,極大地發展了公理化思想方法,不管是幾何學的內容還是方法都發生了質的飛躍。
  3. In the present dissertation, friction - induced noises emitted by a flat specimen rubbing against another flat specimen or a ball specimen under reciprocating sliding are studied. the detailed observation of the scars is conducted by means of a scanning electrical microscope ( sem ), laser scanning microscope ( lsm ), optical microscope and profilometer. the dynamic state variables are analyzed in detail using the discrete wavelet transform

    使用電子掃描顯微鏡( sem ) 、激光掃描顯微鏡( lsm ) 、光學顯微鏡和表輪廓測量儀等設備對摩擦噪聲發生的區域進行了詳細的觀察和分析,運用小變換技術對摩擦噪聲狀態下的動力學變量進行了深層的研究,應用matlab simulink語言對摩擦系統進行了振動動力學模擬,系統地研究了摩擦噪聲的成機理。
  4. Csfb and ssb engaged in inappropriate spinning of " hot " initial public offering allocations in violation of sro rules requiring adherence to high business standards and just and equitable principles of trade, and the firms books and records relating to certain transactions violated the broker - dealer record - keeping provisions of section 17 of the securities exchange act of 1934 and sro rules nyse rule 440 and nasd rule 3110

    對空中客車公司的激烈競爭,音與麥道的合併有利於維護美國的航空工業大國地位其,盡管美國只有音公司一家干線民用飛機製造企業,但由於存在來自勢均力敵的歐洲空中客車的競爭,音公司不可能在開放的美國和世界市場上成絕對壟斷地位。如果音濫用市場地位提高價格,就相當于把市場拱手讓給空中客車。
  5. At first in the condition of low - velocity impact it is discussed with the formation of ceramic smash cone angle on the base of quasi - statistic hertz and 3 a 6 y a c - theory. then using spherical stress wave reflection and transmission theory under the state of medium - high velocity the formation of spot in the ceramic back. finally the damage mechanism of ceramic suffered by the high impact is simply discussed

    首先,在低速撞擊的條件下,基於準靜態hertz的理論與薩布斯基理論,分析了陶瓷破碎錐角的成;其,在中高速撞擊條件下,利用球應力反射迭加理論,分析了陶瓷背的層裂的成;最後,簡單討論了高速撞擊下陶瓷的破碎機理。
  6. The results show that : 1 ) the effects of interface on waves scattering are stronger in the structure with the interface perpendicular to the direction of fracture normal than that in the structure with the interface parallel to the direction of fracture normal. 2 ) when the interface is perpendicular to the direction of fracture normal, the amplitude of reflected waves and converted s - waves are higher and there are the sub - p - and sub - s - wave. 3 ) when the elastic waves propagating in the multi - stripe model, wavesforms become complex due to multiple scattering on interfaces

    研究結果表明: 1 )界與裂縫排列方向平行時,界的散射作用大於界與裂縫排列方向垂直時的情況; 2 )當界與裂縫排列方向平行時,在界上產生的反射及轉換的橫幅度較大,並且有級縱和橫產生; 3 )彈性在多條紋結構中傳播時,在界上產生多散射使得十分復雜。
  7. Secondly, the math model of the high - speed pm generator with a shielding is deduced. the method of how to analyze the electromagnetic field of the generator is introduced. and with the help of a kind of fem software, the parameters of a model machine are calculated and simulated, including the electromagnetic field, no - load voltage, single - side magnetic force, loaded torque and axial force

    ,對轉子帶防護罩的高速永磁發電機數學模型進行了推導,介紹了利用有限元法對電機磁場進行分析的方法,並運用有限元軟體對一臺樣機的參數進行了模擬,包括電機磁場分析、空載電壓、單邊磁拉力、負載轉矩以及軸向力等方的內容。
  8. Then studis on new models and new approaches based on boolean process in delay automation are made. analytical delay model is improved with the new concept of sensitization, based on which delay matrix is proposed to describe the delay of circuit modules. then introducing hierarchical delay analysis methods into delay matrix analysis, a novel exact hierarchical delay ananlysis method is presented

    在組合邏輯電路精確定時方,本文用多項式偏導定義的敏化概念改進了解析延時模型,在此基礎上建立了基於敏化的延時矩陣以描述電路模塊的延時,隨后將層化延時分析方法引入基於延時矩陣的延時分析中,成一種新的精確的通用電路層化延時分析方法。
  9. The application of transverse resonance theory is firstly extended further from plane homogeneous medium to the inhomogeneous spatial region by primarily combining the current martcatili method. then the simplex method is used to calculate the source point " s best position, frequency and the correspond wavenumber of the region

    重點結合已有的marcatili法,首將橫向諧振法從平均勻分層介質中的應用進一步延伸到模擬地殼導的三維非均勻空間區域中,再利用單純法,確定源點在該區域的最佳位置、最佳頻率和對應的傳播常數。
  10. In order to study the thermal performance and residual stress of microelectronic subassembly, in this paper, a newly optical interferometry method for 3 - d displacement measurement is developed based on wavefront interference theory. in which the moire interferometry provide the in - plane displacement, but the system is different from the conventional interferometry, the system applies the double diffraction of the specimen grating, the in - plane displacement sensitivity is a factor of 2 higher than that of the conventional moire interferometer. twyman / green interferometry method for out - of - plane displacement measurement is adapted, the advantages of the optical set - up are structure novelty, and the fringe patterns of the displacement fields shown high contrast and spatial resolution

    為了詳細研究試件的熱變特徵以及殘余應力的影響作用,本文在前干涉理論的基礎上,設計了一新型三維光學測試系統,該系統的平位移測試基於雲紋干涉方法,但採用與普通雲紋干涉不同的光路系統,利用試件光柵和平反射鏡組成的兩衍射,使平位移干涉條紋倍增,測量靈敏度是普通雲紋干涉的2倍,系統的離位移場測試採用泰曼格林干涉光路。
  11. The macro characteristics of status cloud systems have been studied by using every 3 - hour sounding data, satellite cloud pictures, radar echoes, synoptic charts, surface rainfall, raindrop size distribution and microwave radiometer. the spatial distribution of precipitation particles and the mechanisms of their formation were studied by one - dimension stratus model. thus, spring stratus precipitation conceptual model was primarily established in henan province

    利用3小時一的加密探空資料、衛星雲圖、雷達回圖、天氣圖、地雨量、雨滴譜、微輻射計等資料,分析了降水雲系的宏觀特徵,並利用一維層狀雲模式研究了降水粒子的時空分佈和水質粒成的微物理特徵,由此初步建立了河南省春季層狀雲降水的概念模型。
  12. Second, the mode fields of a strip waveguide and some slab waveguides have been simulated by applying finite - difference time - domain ( fdtd ) method. the curvature radius ; vicinity coupling ; transition loss and power attenuation of a s - shape bend waveguide have been analysed numerically by employing wide angle finite - difference beam propagation method ( fd - bpm ), as well as the coupling loss of optical fiber and waveguide. in addition, the framework of the s - shape waveguide laser has been

    ,應用時域有限差分法,結合導模式理論對條與平導進行了模場模擬;應用廣角有限差分光束傳播法,對s彎曲導的曲率半徑、鄰近耦合、過渡損耗、功率衰減以及導與光纖的各種耦合損耗進行了數值分析,並在此基礎上,對s導激光器的結構作了初步設計。
  13. The angle spectrum of inputting optical signals is received by the input surface of arrayed waveguides. whereas the diffraction process of light beam outputed in slab waveguide is a process of " composing frequency and generating image ". the reason that fraunhofer diffractive pattern can be gained on outputting waveguide surface is that output ends of arrayed waveguide distribute on the arch structure which leads bent phase factor to offset the quadratic phase factor in fresnel diffraction

    輸入平板導內光束的衍射過程是「分頻成譜」的過程,在陣列導的輸入接收到的是輸入光信息的角譜;而輸出平板導內光束的衍射過程則是「合頻成像」的過程,正是由於陣列導輸出口排列分佈在圓弧結構上,其彎曲位相因子消去了菲涅耳衍射中的二位相因子,從而在輸出上能夠得到夫瑯和費衍射圖樣。
  14. We mainly investigate the second kind. linear stability analysis and numerical simulations will be used, and the evolution equation of a nonlinear resonator filled with kerr medium, the mean - field model for a nonlinear resonator filled with two - level atomic medium, second - harmonic generation system ( shg ) with quadratically nonlinear material, complex ginzburg - landau equation ( cgle ), and coupled map lattice model ( cml ) will be considered in this dissertation. the paper can be divided into three parts : pattern formation, pattern selection and control of stc, the synchronization and applications of stc

    以含有kerr介質非線性光學諧振腔發展方程、含有二能級原子介質的非線性光學諧振腔平均場方程、含有x ~ 2介質的光學二產生系統模型、及復金茲伯格?朗道方程和耦合映射模型等動力學系統為例,採用線性穩定性分析及數值實驗方法,研究了斑圖成、斑圖的選擇和時空混沌的控制、時空混沌的同步及其在保密通信方的應用等三大部分內容。
  15. In this thesis, one kind of new lifting scheme is introduced first, and some applications are given in image segmentation fields. then a new kind of adaptive lifting scheme is proposed together with its application in certain special field, such as detail - holding in multi - scale analysis

    本文致力於兩方的工作,首先,構造一種具有態學特性的新型提升格小演算法,並應用於一類圖象的分割子問題;其,提出自適應提升格的概念,並構造一種演算法應用於圖象多尺度分解過程中的細節保持。
  16. It is found that : ( 1 ) for linear slope, redistribution of incoming energy flux in modenumber space depends on both the modenumber of incident waves and the ratio of the slope of incident wave ray to slope of topography ; both the transmitted and reflected energy flux ( only for supercritical linear slope ) focus near one or two modenumbers ; for supercritical linear slope, the energy flux scattering to higher modenumbers becomes larger and the energy flux to lower modenumbers becomes smaller as the slope of incident wave ray comes near to slope of topography ; ( 2 ) for convex slope, energy flux is redistributed in wide - range modenumbers and also show peaks on lower - modenubers and higher - modenumbers ; ( 3 ) for concave slope, energy flux is also redistributed in wide - range modenumbers, but does not show peaks on higher - modenumbers as supercritical linear slope and convex slope do ; ( 4 ) the total energy flux scattering to higher modenumbers is approximately equal to the total energy flux to lower modenumbers for internal waves propagating over both convex slope and concave slope, which means the concave slope is the same efficient to convex slope in scattering energy flux to higher modenumbers ; ( 5 ) for convex slope, the wave ray reflected from near - critical topography can extend to deep ocean and shallow shelf, while for concave slope, the wave ray reflected from near - critical topography can only extend to limited distance, then meet the topography and be reflected again ; generally the shear of the internal waves reflected twice from concave slope is not enhanced while the enhanced shear does also appear before second reflection takes place, the enhanced shear can bring about intense mixing, so internal waves reflected from concave slope can also produce marked mixing near critical slope

    3 、內在凹地上傳播時,能通量在模態上的分佈范圍也比較寬,但與凸地和超臨界線性斜坡地相比,能通量在高模態上的分佈沒有明顯的峰值。 4 、從總的能通量來講,內在凸地和凹地上傳播時,向高模態散射的能通量與向低模態散射的能通若十地下內傳播及內潮生成問題的理論解量近似相等,這意味著二者在向高模態散射能通量方具有同等效率。 5 、凸地上臨界點附近的反射,反射射線能夠延伸到深海和陸架,凹地上臨界點附近的反射,反射射線很快遇到地發生二反射,一般來講二反射后回到深海的動其速度剪切並不很強,但是在進行二反射之前的區域,速度剪切仍然很強,因而內在凹地上的反射依然能夠在地附近區域,產生強的速度剪切區,誘發混合。
  17. Many types of dynamic load can be used to analyze the problems of interaction of soils and structures with this program. and it is necessary to use effective stress method to study dynamic deformation problems of soil subgrade. for convenience, traffic load is simplified as half - sinusoidal load, and the soil of subgrade is assumed to be strain - hardening

    將交通荷載簡化為半正弦荷載,假定地基土體為硬化型土,運用本文編制的動態彈塑性有限元程序,分析了單動力加載和循環動力加載條件下道路橫截與軟土地基共同變特性。
  18. Secondly, the author assumes material is elastic, separately adopts planar model and spatial model of the 6 - 12 - 18 - storey spatial concrete frames reckons in shear deformation and axial deformation and contrastingly analyzes lateral displacement of the frames under taft. e1 - centro and tianjfn seismic wave considering geometric non - linear effect or not in order to find out the rule about geometric non - linear effect on earthquake - resistant behavior of multi - storey and highrise concrete frame structure under strong - motion earthquake. simultaneously, the author weighs the effect of spatial self - bracing function on structural analysis by contrasting lateral displacement between planar model and spatial model of the frames

    ,作者在彈性材料假定下,對六層、十二層、十八層空間混凝土框架,分別取其空間模型和平模型,計入剪切變、軸向變的影響,按考慮幾何非線性因素與否,分別在taft 、 e1 ? centro及天津地震作用下,作以對比分析,以找出幾何非線性效應對多高層混凝土框架結構在強震作用下抗震性能的影響的規律;同時,對平模型與空間模型之間的空間相互作用,均以其幾何非線性情況下的位移反應作對比分析,來衡量空間相互作用對結構分析的影響。
  19. The primary and secondary mirrors of the schwarzschild optics were fabricated in our institute and measured using zygo mark iv interferometer. figure errors were observed in both primary and secondary mirror of 5nm ( rms ). these magnitudes are very small at visible wavelength but sufficient to cause significant degradation in the wave - front quality of the schwarzschild optics in extreme ultraviolet ( euv ) wavelength

    利用zygomark干涉儀檢測的schwarzschild微縮投影物鏡主、精度表明,對可見光工作段已具有足夠高的精度,均為5nm ( rms ) ,但在euv ( extremeultraviolet )段,將給schwarzschild微縮投影物鏡帶來嚴重的誤差。
  20. When the secondary wave is just starting at e, that from c will have formed a hemisphere of radius cg

    當e處的剛開始發出時,從c發出的成一個半徑為cg的半球
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