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- near field diffraction pattern 近场衍射图
- far field diffraction pattern 远场衍射图形
- It incorporates the spherical nature of the radar's radiation pattern and so the image would not distort even at near field. 这种方法考虑到了波前的球面特性,所以即使在近场条件下,也不会像传统方法那样由于采用了平面波近似而使图象畸变。
- Previous HRTF measurement were lack of near field data. 以往在实际测量头相关传输函数时,缺乏近场数据。
- With the aim of achieving high coupling power of RWG SLDs into SMFs, the structure dependences of the output power and the near field pattern are investigated. 摘要为了提高脊波导结构的超辐射二极管(SLD)与单模光纤的耦合功率,研究了有源区与脊之间的残留层和上光限制层的厚度对SLD输出功率和近场光斑的影响。
- Influence of Satellite Retroreflector Precision on Far-Field Diffraction Pattern[J]. 引用该论文 Zhou Hui;Li Song;Zheng Guoxing;Gao Junling.
- The calibration results using MFCT close to the results by near field. 与近场校正结果比较,两者相近。
- Based on flat field diffraction gratings and array detectors,the optics and structures of a Shortwave Infrared(SWIR) field spectroradiometer were designed. 基于平场凹面光栅分光和线列阵探测器探测的最新设计方案,进行了短波红外波段地物光谱仪的光机设计。
- The beam quality is good and the near field is avoid of filamentation. 在光的场形上,远场的角度可达到绕射极限的角度。
- The X-ray diffraction pattern of maize starch granules was constituted of two parts: micro crystal regions and amorphous regions. 玉米淀粉颗粒的X-射线衍射图形是由两部分组成的:微晶区域和无定型区域。
- The electron diffraction pattern corresponding to the reciprocal planes consisting of common reciprocal points only will superpose on the matrix spots. 仅由相重倒易点构成的倒易面所对应的电子衍射图必定被基体的衍射斑点所覆盖。
- Zirconium sulphotolylphosphonate (ZSTP) was prepared and characterized first time by X-ray diffraction pattern, TGA, IR and elemental analysis. 首次制得磺化甲苯膦酸锆(ZSTP),用X-衍射、热重量分析、红外光谱、元素分析等进行了表征。
- Finally, the body factors of the particles are achined from the inversion to the diffraction pattern of ellipsoid model. 并从椭球模型的衍射图像反演得到微粒的形体因子。
- In the course of corn starch being pregelatinied by heating and drying, the law of change of X ray diffraction pattern is studied. 研究了玉米淀粉糊在加热干燥制成预糊化淀粉的过程中,X射线衍射曲线的变化规律。
- The application of probabilistic analysis approach in the near field modeling of ocean outfall. 概率分析法在污水海洋排放近区模拟中的应用。
- The cylinder"s RCS of TM and TE,as well as the near field distribution are presented. 利用这个等效网络分析了多个分层偏心介质圆柱对TM和TE波的散射截面。
- Adopting the space-group extinction rule and simulating the electron diffraction pattern with computer, this paper proposed a new method for selecting the reduced quadrangle. 引入空间群消光规律,用计算机模拟电子衍射图,提出选取约化四边形的新方法。
- This method is especially fit for the situation of multifocus focusing in the near field. 该方法尤其适用于多焦点近场聚焦的场合。
- The electric field intensity decay is 40 dB per decade of distance in near field of a magnetic dipole. 磁偶极之近场辐射电场强度随距离每增十倍衰减四十分贝。
- Competition can not always plain sailing, maybe sometimes you just behind the near field. 比赛不可能永远一帆风顺,也许有时刚开场不久你就落后。