关键词：光学测量；双向剪切干涉；发散角；高斯光束 [gap=8793]Key words：Optical measurement；Double．shearing interference；Divergence angle；Gaussian beam
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... divergence (divergency) 发散，发散度；(反应堆)达到或超过临界，链式反应开始和继续 divergence angle 扩张角 divergence cone angle (喷嘴的)膨胀角 ...
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beam divergence angle 束立散角 ; 束发散角 ; 远场发散角 ; [电子] 电子束发散角
jet divergence angle 射流扩散角
divergence angle of shafting [机] 轴系外斜角
divergence-angle correction factor 发射角校正因数
compressing divergence angle 压缩发散角的
Beam Full Divergence Angle 光束发散角
angle of divergence [数] 发散角 ; 偏离角 ; 发射角 ; 开展角度
divergence angle of light 光源发散角
nozzle divergence angle 喷管扩散角 ; 喷嘴扩张角
These calculation are finished withsome different conditions, including of different orbit altitude, vary divergence angle oftransmitter, sea area changed, and different under-water target depths.
计算并讨论了不同轨道高度、不同发散角大小、不同海域、不同水下深度光信号的时间扩展分布。
参考来源 - 光在大气和海水信道的传输性能研究About divergence angle, the paper discusses the testing method specially.
针对光束发散角的测量,文中专门进行了详细讨论。
参考来源 - 激光引信发射机组件测试系统研发·2,447,543篇论文数据，部分数据来源于NoteExpress
The divergence Angle of light beam was measured with the method of CCD imaging and computed by second moment method.
通过CCD成像方法对准直后的光束发散角进行了测量，利用二阶矩算法计算出光束发散角。
Another important application of diffraction theory is the study of the far field divergence Angle of a collimated light beam.
衍射理论的另一个重要应用就是研究准直光束的远场发散角。
The effects of swirl number of primary swirler and radial swirler, area ratio and sleeve divergence angle on the cold flow field of double swirl air intake were investigated.
试验研究了主、径向涡流器旋流数、面积比、套筒扩张角等参数对双旋流进气装置冷态流场的影响。
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