英语释义

1. the angular diameter of the region adjoining an antenna through which the reception of the signal is best

片语

Constant beam-width beamformer恒定束宽波束形成

beam s width射线束宽度

beam-width effect波束角效应

beam pulse width束流脉沖宽度

guidance beam-width制导波束宽度

beam angle波束宽度；射束孔径角；[电子] 波束角

electron beam scanning width束扫描宽度

X-ray beam effective width射束有效宽度

beam waist width束腰宽度

英汉例句

• by applying 「slit method」, the beam width of thz wave was measured.

  利用“狭缝法“测量了太赫兹光束的束宽。

• in this paper we analyze the frequency correction caused by a finite beam width in an optical gyro.

  本文分析了光陀螺中由于有限光束宽度对拍频频率的修正因子。

• this paper concentrates on the problem of finding a way to obtain angular resolutions better than the beam width of real aperture radars by means of azimuth signal processing.

  本文寻求一种在扫描实孔径雷达中，利用方位信号处理获得优于天线波束宽度的角分辨力的途径。

• in bathymetric survey, the record seabed image is distorted due to the angular beam width of an echo sounder.

  在海洋测深过程中，回声测深仪波束角效应使记录的测深图像失真。

• the closed-form expression for the mean squared beam width of annular beams propagating through atmospheric turbulence is derived by using the integral transform technique.

  采用积分变换技巧，推导出了环状光束通过湍流大气传输二阶矩束宽的解析表达式，并研究了湍流对环状光束扩展的影响。

• because of the accuracy requirements of tracking radar, the beam width is very narrow.

  跟蹤测量雷达因其精度要求，波束宽度很窄。

• as a result, the beam width and gain of the half cylinder array are enough for the system to detect the uav.

  分析结果表明半圆柱型基阵在波瓣宽度和增益上满足系统对无人机的探测要求。

• compared with the conventional array receiver, optimal transmitting beam width decreases and transmitting power requirement is debased in the distributed array receiver.

  与传统式阵列相比，分布式阵列可以采用更窄的发射光束宽度，降低对发射功率的要求。

• beam width shown by in tensity-second -moment is reasonable.

  以强度分布二阶矩来表示光束束竟是合理的。

• in case of electronic scanning the beam width is broader by a factor of two .

  电子扫描时，波束宽度展宽一倍。

• influence of structure parameters on power, threshold and beam width of sch laser are theoretically and experimentally studied optimum design parameters have been obtained.

  通过理论及实验研究了结构参数对分别限制异质结激光器的输出功率、阈值及束发散的影响，得到了最佳的设计参数。

• the method for calculating the equal-section equivalent beam width is presented and the stiffness of the equivalent beam equals to the slab stiffness.

  同时按刚度相等原则，给出了折算成等截面等代梁宽度的计算方法。

• wide beam width in horizon plane would be expected in antenna design for ir-uwb through-the-wall detection to cover most area of the room.

  在脉沖超宽带穿墻检测与定位当中，要求天线在水平面内具有宽波束以达到对房屋内部区域的有效覆盖；

• the coupled differential equations of the dimensionless beam width parameters of two optical beams are solved.

  求解了两光束无量纲束宽参量的耦合微分方程。

• at the same time under the direction of figure lobe half-power beam width of the main requirements to determine their unit number and unit spacing.

  同时根据方向图主瓣半功率波束宽度要求确定其单元数和单元间距。

• the formulas of mode conversion are derived and effects of optical beam power, initial beam width radius and inverse of the radius of curvature of the wave front on the mode conversion are analysed.

  导出模式变换公式，分析了光束功率、光束初始的束宽半径和波前曲率半径的倒数对模式变换的影响。

• angular resolution of a real aperture radar is limited by the beam width of the radar antenna.

  一般非综合孔径雷达的方位分辨率受天线波束宽度的限制。

• the influence of atmospheric turbulence on the relative beam width spreading is larger for pcft beam array with larger beam order and smaller coherence length.

  光束阶数越大、相干长度越小，部分相干平顶光束序列的相对束腰宽度扩散较快；

• the effects of the optical beam width and cladding on imaging are analysed.

  分析了光束束宽和包层对成像的影响。