wave field

From the standing wave equation, it is derived in this paper that energy densities at points within the wave field change with time, and except nodes and antinodes, their energy flux densities are not zero and change with time too.

本文由驻波方程导出波场中各点的能量密度随时间变化，除节点和腹点外，各点的能流密度并不为零，也随时间变化。

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Wave field and wave factors of interesting points are simulated through the third generation wave model SWAN, and the wave field characteristics of Jiangsu Coastal line is analyzed.

通过第三代浅水波浪数值模型SWAN模拟江苏沿海风浪场，并对江苏沿海的波浪场特征进行分析研究。

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Its key techniques include datum correction through upward and downward continuations of wave field, velocity model modification of imaging points based on common imaging gather in depth domain, and migration anti-alias filter through interpolation of migration data before and after application of imaging condition equation.

此方法包括波场向上和向下延拓进行基准面校正、基于深度域共成像道集的成像点速度模型修正技术和应用成像条件前后作偏移数据内插的偏移反假频技术等核心技术。

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The effect of complicated structure on common midpoint stack and a correct homing of complex wave field.

复杂构造对共中心点叠加的影响和复杂波场的准确归位问题。

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Wave field separation and de-noising using generalized high precision KL transform

高精度广义KL变换波场分离与去噪

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Correspondingly, all kinds of anomalous propagation phenomena of electromagnetic wave have the same physical origin, i.e. the virtual photon process, then these phenomena have a mature reason in quantum field theory, and do not contradict the law of causation;

相应地，电磁波的各种异常传播现象源于相同的物理本质，即虚光子过程，从而异常传播现象存在早已成熟的量子场论理论依据，且不会违背因果律；

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With the third wave in children's cognitive development, young children's theory of mind ( TOM) has earned much attention since last two decades and lots of studies have been done in this field.

二十多年来，心理理论作为儿童认知心理学的第三股浪潮，受到发展心理学家的关注，并进行了大量研究。

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Sound field characteristic and echo wave feature in ultrasonic nondestructive test of electron beam weld

电子束焊缝超声无损检测声场特性及回波特征

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The distribution of field and the biological effects of muzzle blast wave gun firing were explored.

初步探讨了炮口冲击波的超压场分布和生物效应.

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Characteristic Analysis of Wind Field and Sea Wave Field in North Atlantic Ocean

北大西洋风场和海浪场特点分析

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Hydrolysis of Titanyl Sulfate Solution and Characterization of Product in Ultrasonic Wave Field

超声波场中钛液水解和产物表征

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Holographic optical elements ( HOE) can transform optical wave field.

全息光学元件能够完成光波场的转换。

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Numerical Analysis of Wave Field in OWC Chamber Using VOF Model

基于VOF模型的OWC气室波浪场数值分析

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There are two main ways to measure the vibration using the method of time-average digital holography: the vibration measurement of intensity and phase, both of them are based on the reconstructed image and the reconstructed wave field.

用时间平均数字全息可以进行振动的测量，主要有两类方法：基于再现像的光强测振和再现光场的相位测振。

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The field test using geological drilling, the electrical sounding method and the transient surface wave three means to evaluation the grouting quality of Xiang-Gui railway expansion and reconstruction project in Guilin test section.

现场试验则采用地质钻探、电测深法和瞬态面波法三种手段分析评价湘桂铁路扩能改造工程桂林测试段的注浆质量。

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Seismic Wave Field Modeling with Convolutional Differentiator Algorithm

地震波场模拟中的褶积微分算子法

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Azimuthal interface and the numerical modeling of wave field

方位界面及其波场数值模拟

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In this paper, electromagnetic separator in which the travelling wave field is generated by three-phase alternating current, is introduced.

本文介绍了由三相交流电产生的行波磁场为原理做成的磁分离器。

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Semi-infinite border through the mirror image method to meet the stress free condition, using the cylindrical wave function expansion method shows the original image and the mirror image of the wave field analytical expression.

半无限边界处的应力自由条件通过镜像法来满足，采用柱波函数展开法给出了原像和各镜像波场的解析表达式。

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This technique an well cope with vertical or lateral velocity variation in medium and reduce interlayer reverberation incurred from computation because it uses two-way nonreflecting wave equation to compute seismic wave field in reverse time direction.

该方法从双程无反射波动方程出发，沿反时方向进行波场计算，使混合法偏移能够适应纵横向速度变化，并能有效地减弱计算中产生的层间混响。

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It is well known that sound wave has both scalar quantity field and vector quantity field.

众所周知,声波兼有标量场和矢量场.

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Investigated was the hydrolysis process of titanyl sulfate without adding external seed in ultrasonic wave field. The product of hydrolysis was characterized by XRD, SEM, TEM and EDS.

研究了硫酸氧钛溶液在超声波场中自生晶种的水解过程，并结合XRD，SEM，EDS和TEM等现代测试技术对水解产物进行了表征。

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A new type of travelling wave field scheme, i. e. travelling wave cavity with inphase feedback, is presented and analyzed by signal-flow-graph method.

本文提出一种新型的行波场方案&同步回输式行波腔，并对其进行了信号流图分析。

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Using dyadic method, non-homogeneous wave equations of time-harmonic field are solved directly, several examples are calculated.

运用并矢代数方法, 直接求解时谐电磁场的 非 齐次波动方程, 并给出应用实例.

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Based on the principles of wavelength alignment between resonance peak and the fluorescence peak of organic laser material, and alignment between the antinode of cavity standing wave field and the active region, we can determine the distribution of organic layers in microcavity.

根据谐振峰和激光材料荧光峰一致以及有源区位于腔内驻波场波腹位置的原则，可以确定有机各层在腔内的分布。

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Tropical cyclone, frontal cyclone, cold high and southwest monsoon are the main synoptic systems affecting China Sea. When one of them controls the sea, the wave field on the sea has its own features due to the special wind field of this system.

影响中国近海的主要天气系统有热带气旋、锋面气旋、冷高压和西南季风，它们的风场结构很不相同，由此引起的海浪场也各具特点。

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The trajectories of particle movements a standing wave acoustic field are recorded by fast-speed video camera.

采用可视化实验的方法,拍摄可吸入颗粒在驻波声场中的运动轨迹.

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Muzzle flow field is unsteady multiphase flow field with strong wave interrupt and exquisite chemical reaction.

膛口流场是一种非定常、多相并带有强激波间断和剧烈化学反应的复杂流场.

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The measurements of the radio spikes with high time and frequency resolution by the spectrometer in Beijing Observatory may provide a self consistent diagnosis for the ambient plasma parameters ( magnetic field, density, temperature, wave vector, and the properties of nonthermal electrons).

利用北京天文台高时间和高频率分辨率的射电频谱仪对射电尖峰的测量，可以对背景等离子体参数进行的自洽诊断（磁场，密度，温度，波矢，及非热电子的性质）。

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The concurrent wave-current coupling model has been applied in an idealized case of tidal inlet, which is also simulated by offline coupling model. The change of wave field and current field has been analyzed.

本文将波流实时耦合模式应用于潮汐通道理想算例，并按实时耦合、离线耦合模式分别对该算例进行了模拟，分析了波流相互作用下波浪场及流场的变化规律。

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