Laser beam is propagated in the long range and diffused by the target in the solid angle n. So the real reflected optical energy is very weak.
激光束经过远距离传输,又经目标漫反射(在立体角π内都反射能量),实际返回的光能很弱。
参考来源 - 应用激光主动成像探测小暗目标的技术研究First of all, a new solid angle ray-tracing simulation with its three-dimension soundray model is proposed here.
首先,在理论上提出了一种新的声线模拟计算方法——立体角算法和相应的声线三维模型。
参考来源 - 厅堂音质设计中声线模拟立体角分频并行计算和应用研究·2,447,543篇论文数据,部分数据来源于NoteExpress
以上来源于: WordNet
N a geometric surface consisting of lines originating from a common point (the vertex) and passing through a closed curve or polygon: measured in steradians 立体角
Applying the concept of the solid Angle, this paper generally demonstrates the Ampere circuit rule.
本文应用立体角的概念,一般地证明了安培环路定理。
The solid angle for a disc source parallel to a disc detector has been determined using a one dimension integral.
本文给出了圆面探测器对圆面源的几何因子的一元积分形式。
It was found that the coherent length became shorter and the spectrum resolving power became lower as a result of solid Angle produced by the extended light source.
分析表明,扩展光源存在的立体角导致系统的相干长度变短,光谱分辨率降低。
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