波的傳播方向 的英文怎麼說

中文拼音 [dezhuànfāngxiàng]
波的傳播方向 英文
direction of wave travel
  • : 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...
  • : 4次方是 The fourth power of 2 is direction
  • : 傳名詞1 (解釋經文的著作) commentaries on classics 2 (傳記) biography 3 (敘述歷史故事的作品)...
  • : 播名詞(姓氏) a surname
  • : Ⅰ名詞1 (方形; 方體) square 2 [數學] (乘方) involution; power 3 (方向) direction 4 (方面) ...
  • 傳播 : 1 (廣泛散布) disseminate; propagate; spread; (over); diffuse; transmit; run 2 [物理學] propag...
  • 方向 : direction; orientation
  1. An array of wave probes can be used as a directional antenna.

    排成陣列儀,可作為感觸器。
  2. In determining the attenuation for an areal array we must specify the direction of the wave travel.

    在測定一種面積組合壓制性能時,我們必須明確波的傳播方向
  3. The point blast induced spherical wave is the especial instance of the ellipsoid shock wave. at last, the experimental data in alcohol are in good agreement with the calculated results of the model by analysis of the data of the laser pulse induced the laser plasma shock front by acoustics means

    最後,設計應用聲學法對酒精中產生激光等離子體沖擊過程進行測試,對兩個不同上激光等離子體沖擊前測試數據分析表明,旋轉橢球面沖擊模型與實驗測量結果相吻合。
  4. The directivity shows that the np i is the fault plane, and that the earthquake ruptured unilaterally from the northeast to the southwest, nearly perpendicular to the strike of the java trench

    P顯示性效應表明:走為199節面是斷層面。破裂為自東北西南,幾乎垂直於爪哇海溝走
  5. Distance in the direction of propagation of a periodic wave between two successive points at which the phase is the same ( at the same time )

    在周期上在同一時間連續兩個相位相同點之間距離。
  6. The numerical simulations show that the phase plane and amplitude plane in orthotropic fluid - saturated porous media is not paralleled to each other any more though the dispersion caused by the fluid is omitted. it is one kind of non - homogeneous wave. the maximum attenuation is no longer

    指出由於介質異性,盡管忽略了流體粘度引起粘度耗散,正交各異性液飽和多孔介質中瑞利相平面和幅平面亦不再重合,為非均勻,最大衰減不再沿
  7. When pure shear wave propagate in anisotropy media, even thought propagation direction is parallel to the direction of aligned cracks, experimental results exhibit that only two kinds of shear - wave velocity can be measured - fast shear wave and slow shear wave neglecting polarization direction

    這個實驗結果進一步表明,純橫在各異性介質時,即橫波的傳播方向與裂隙平行,無論橫偏振怎樣改變,只能觀測到兩種橫速度,快橫和慢橫
  8. Using the two - stream fluid model, the linear dispersion relation is derived assuming a two - dimensional spatial geometry. two cases are considered, one is that the 2d spatial geometry is defined by the plane containing the two counterstreaming electron populations and the perturbation wave vector ( referred as the xy plane ), and the other is that the geometry is defined by the plane being vertical to the two counterstreaming electron populations ( referred as the yz plane )

    對高能束流和電子迴流構成雙流系統,建立冷等離子體流體模型,採用簡正模分析法,分別考慮擾動矢在平行於電流平面(記為xy平面)上和在垂直於電流平面(記為yz平面)上這兩種情況,推導了不穩定性色散關系。
  9. Firstly, the paper, combining the characteristic of synchronous pulse bursts and inhibition with the modified pcnn model, presents a way of finding the foveation points in the images adaptively and effectively, and simulates the human vision system. secondly, pcnn is extended to pcnns, based on the properties of information couple and transmission, an algorithm that is used to fuse images of the same target got by several sensors to an image is presented to simulate the human vision system. thirdly, combining the properties of synchronous pulse bursts, capture, and transmission and competition of waves, the paper presents two ways of classification, one is an algorithm based on the properties of neuron to capture and inhibit to classify the data taking on any complex unlinear distribution robustly, the other is based on the restricted distance and modified of the former to remove the influence of inferior samples in classification ; fin ally, based on the accumulative difference pictures, and the forming and transmission of pcnn wave, selecting and controlling the direction of autowave by connecting the neighbouring neurons selectively, the paper presents a way to simulate the tracks of moving object and detect the moving direction

    首先結合pcnn同步脈沖發放和側抑制特性,提出了基於改進型pcnn圖像凹點檢測演算法,該演算法是一種自適應而有效圖像凹點檢測法,並且較好地模擬了人類視覺系統;然後,結合信息遞和信息耦合特性,將pcnn擴展成pcnns ( pcnn網路群) ,提出了一種基於pcnns圖像融合演算法,能夠將多個感器獲取同一目標圖像信息融合到一幅圖像中,有效模擬了人類視覺系統;另外,結合pcnn同步脈沖發放特性、捕獲特性和競爭特性,開拓地將pcnn用於模式分類中,提出了基於耦合神經元點火捕獲抑制特性分類法和改進約束距離下pcnn分類法,前者可實現對樣本空間中任意復雜分佈訓練樣本穩健非線性分類,而後者能夠消除訓練樣本中刺點對分類影響;最後,結合累積差分圖像思想、 pcnn形成與特性,通過各神經元之間連接取來選擇與控制自動,將pcnn用於運動視覺分析中運動軌跡模擬及運動檢測。
  10. Making use of the propagation property of the electromagnetic wave, the authors made a further discussion on the directional characteristics of the radiation electromagnetic waves from elements antenna, symmetric whip and antenna array, and analysed the effects of various factors on the directional characteristics

    摘要利用電磁特點,對元天線、對稱振子及其天線陣輻射電磁性做進一步探討,並分析各因素對其輻射影響。
  11. Abstract : making use of the propagation property of the electomagnetic wave, the authors made a further discussion on the directional characteristics of the radiation elecromagnetic waves from elements antenna, symmetric whip and antenna array, and analysed the effects of various factors on the directional characteristics

    文摘:利用電磁特點,對元天線、對稱振子及其天線陣輻射電磁性做進一步探討,並分析各因素對其輻射影響。
  12. Internal waves are a kind of bridge relating the diapycnal mechanical mixing to external sources of mechanical energy : first, internal waves are driven by wind stress and barotropic tide so that large amount of mechanical energy are transported to abyssal ocean with propagation of internal waves ; second, the mechanical energy can directly be cascaded to mixing through instability and breaking of internal waves

    是外界提供機械能與混合之間聯系橋梁之一,一面風和潮汐通過激發內,將能量深海和大洋內區遞,另一面,內不穩定和破碎直接將機械能串級到小尺度湍流混合中去。開展傾斜地形上內以及內潮產生等研究對海洋混合過程參數化以及混合對大洋環流影響等研究具有重要科學意義。
  13. Integrated the monitoring data collected from the scene of blast with the correlative theory of earthquake wave, the blast vibration characteristic of this underground blast engineering and the influence that the blast vibration act on the ground buildings are analyzed. applied the method of duality linearity regression analysis, the propagation attenuational laws of blast earthquake wave in this underground engineering are gained by this software matlab. the analysis results indicat that the attenuational laws of blast earthquake wave are obvious diversity in the condition of difference distances

    結合採集到大量爆破振動現場實測數據,並應用地震相關理論,分析了該地下工程開挖爆破地面爆破振動特性及爆破振動對地面建(構)築物影響;應用二元線性回歸分析法,通過matlab軟體計算得出該地下工程開挖爆破地震衰減規律;分析結果表明,不同距離下地面爆破地震衰減規律存在明顯差異,近距離條件下爆破地震垂直分量衰減最慢,遠距離條件下垂直分量衰減最快,遠距離爆破地震垂直分量和水平徑分量衰減指數均要比近距離相應爆破地震衰減指數要大。
  14. The change of dynamic pressure in the orientation of wave spreading follows the damping of e - index 6

    5 、堤心內沿變化動壓遵循e指數衰減規律。
  15. Otherwise it decreases with the dielectric constant. since the direction of the particle chains is different from that of microwave transmission, which was considered to have different effect on microwave attenuation. two different erf containers for measuring the microwave transmittance were made

    考慮到微與電流變液顆粒鏈不同會造成微衰減不同,因此設計並製作了兩種用於測量電流變液微透射率電流變液樣品盒。
  16. Furthermore using the variation principle in the elasticity, the wave - motion equation is derived in the finite deformation elastic thin rod with viscous and transverse inertia effects, and the characteristic curves and their characteristic relations are obtained by characteristic line method, and the influence of viscous and geometrical - dispersive effects on the propagation of wave is analyzed

    再利用彈性力學中變分原理,導出了同時計及粘性和橫慣性效應時彈性細桿幾何非線性程,用特徵線法得到它特徵線和特徵線上相容關系,分析了粘性耗散和幾何彌散效應對速度影響。
  17. In this paper new kinds of y - type and s - type dual - path mass - loading sensor devices fabricated on 128 ? rotated y cut x propagating linbo3 substrate are reported. there are one input idt and two output idts in these devices

    本論文在128旋轉y切割? xlinio _ 3基片上研製了結構新型y型和s型雙聲路聲表面質量沉積效應感器件。
  18. The green ' s function for point - source excitation is also very simple in homogeneous media. however, since global basic functions like plane waves occupy the entire domain and point source excitation radiates to all directions, their evolution through a non - homogeneous medium constitutes a problem that may become at least as difficult to solve as that of the propagation of the total field

    例如dirac函數(點源)在空間域可以有精確定位,但在上(數域)卻毫無確定性;而平面數域基本解)則具有精確,但其前卻是無限延伸,不具任何空間局域性。
  19. As barium titanium is a typical ferroelectrics medium, in which the variation of the polarization intensity with the field strength is nonlinear under the external electric field. the behavior of microwave propagation in batio3 er fluids was also studied when considering the microwave propagation in a direction perpendicular and parallel to the particle chains, respectively. the microwave transmittance in the fluids could be adjusted by the electric field

    考慮到batio _ 3是一種非線性介質,在外電場作用下自身介電行為變化特殊性,對batio _ 3電流變液微透射行為進行了研究,分別考慮微與電流變液顆粒鏈相垂直和平行情況,發現batio _ 3電流變液微透射率亦可由外電場調控。
  20. Sound intensity describes the flow of acoustic energy produced by a sound source, and it is a vector

    聲強是指單位時間內,聲通過垂直於聲單位面積上聲能量,它是個矢量。
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