1、

According to the space geometry, the coverage of satellite constellation on earth, and the shape of spot beam, by building up mathematic model, a spot beam judgement simulation ( algorithm) is proposed.

根据星座空间几何基础,以及卫星对地面的覆盖情况以及点波束的形状,通过建立数学模型,提出了地面终端确定所在点波束的仿真算法;

互联网摘选

2、

spot beam judgement algorithm of low earth orbit satellite mobile system

低轨卫星移动系统的点波束确定算法

互联网摘选

3、

To meet the needs of high capacity system, new technologies are being developed, and one of the most recent is the system known as time division multiple access, satellite switched ( TDMA/ SS) which is suitable for multiple spot beam zones.

为了满足高容量系统的要求,近几年发展了许多新的技术,其中为了解决多个点波束区域的通信,被称为时分多址/星上交换(TDMA/SS)技术便应运而生。

互联网摘选

4、

Based on the fundamental theory of warping torsion on spot-welded thin-walled box section beam, the characteristic of torsion distortion for a beam with concentrated load on the middle and with uniformly distributed load along the beam are studied.

基于点焊薄壁构件翘曲扭转理论,分析和研究点焊双帽箱型横截面薄壁构件中部有集中载荷和整个构件长度上有均匀分布载荷作用时的扭转变形特性。

互联网摘选

5、

Small spot of electron beam in standing wave ( sw) linac

在电子驻波直线加速器上获得小束斑电子束

互联网摘选

6、

In order to acquire a high intensity and minimal scanning beam spot, diffraction analysis and optimal results have been presented.

利用衍射分析方法,优化扫描光束参数,获得高强度、高质量扫描光点。

互联网摘选

7、

The transmission of circle spot laser beam in Kerr-medium is investigated with solving Schrodinger nonlinear equation numerically.

通过数值求解非线性Schrodinger方程,详细讨论了环形斑激光束在非线性克尔介质中的传输特性。

互联网摘选

9、

Theoretical Analysis of the Influence of Laser Beam Parallel Wandering on the Position of Focusing Light Spot

激光光束平行漂移对聚焦光斑位置影响的理论分析

互联网摘选

10、

Laser beam spot online inspection and position compensation in Stereolithography apparatus

光固化成形系统激光束光斑的在线检测与位置补偿

互联网摘选

11、

When the beam is focused to a small spot, its power density is raised to produce sufficient heat to vaporize any material.

当光束在一个小点上聚焦时,其功率强度得以提高,并产生足够的热量来汽化任何材料。

互联网摘选

12、

The straight-edge diffraction of this parallel beam superposing on the light spot constitutes the so-called M-line.

这束平行光的直边衍射花纹与光斑本底叠加的结果在观察屏上形成为通常所称的M线。

互联网摘选

13、

The Measurement of the Beam Spot Profile of Shadow Mask CRT

荫罩式彩显管电子束斑测量技术的研究

互联网摘选

14、

A beam of light spot size to another a beam of light conjugation phase properties influence, get a bunch of incident light from pumping phase-conjugate reflectance R as another bunch of symmetrical disk incident light is decreased.

研究了一束光光斑尺寸大小对另一束光相位共轭特性的影响,得到一束入射光的自抽运相位共轭反射率R随着另一束对称入射光光斑的增大而减小。

互联网摘选

15、

Linac with mm diameter beam spot strikes the bremsstrahlung converter target to generate X-ray and the backstreaming ions.

强流高功率脉冲电子束聚焦成mm量级的束斑后,打击到轫致辐射靶的过程中会产生回流离子,它会导致电子束被提前聚焦,在预定的靶面形成散焦。

互联网摘选

16、

In addition, analytic expression of the waist spot size and working distance of output Gaussian beam were derived, and the influence of coreless fiber and GRIN fiber ′ s length upon fiber-lens parameter was discussed by numerical simulation results.

推导了出射高斯光束的束腰半径和工作距离的解析表达式,进而对该光纤透镜做了数值模拟,讨论了无芯光纤和GRIN多模光纤的长度对光纤透镜参数的影响。

互联网摘选

17、

Measurement of Light Spot Size of Laser and of Beam Waist

激光光斑及束腰光斑尺寸的测量研究

互联网摘选

18、

And the best installation position of transducers are founded according to the analysis results of abundant of spot data and contrasting the situations that the transducer be installed in the chute and the tail beam of the hydraulic support.

通过分析现场大量的数据,分别对比了传感器的安装在液压支架尾梁的不同部位的效果,寻求传感器最佳安装位置。

互联网摘选

19、

laser beam can be focused on a very tiny spot.

激光光束可以聚集到一个很小的小点上。

互联网摘选

20、

the spot-spread blue-green laser beam in seawater

蓝绿激光束在海水中光斑扩散规律的研究

互联网摘选

  • 今日热词
  • 热门搜索

英语网英语词典(dict.25820.com)为您提供在线翻译英语词典单词大全英译汉汉译英等英语服务!可按单词字数词义分类查询。支持lj:关键词格式查询例句。

用户反馈
请选择反馈类型(可多选):
您的联系方式:
反馈内容:
提交成功 小编会尽快处理
回到顶部
点击反馈