1) ray diagram
声线图
2) sound ray
声线
1.
In this paper, by means of fictitious sound source, the orientation, course and delay time of early reflected sound rays as well as reflecting areas on interfaces in room acoustic field are analyzed.
对室内声场中早期反射声线的方向,历程,延迟时间和各界面上的反射区域用解析法进行分析,推导出各前次反射面的边界座标和实用的计算表格,使之走向定量化设计。
2.
The internal wave equation, water sound equation, the solution of internal waves, and sound ray theory are introduced briefly in this paper.
针对海洋内波对水声传播影响的问题 ,在简要引出内波方程、水声方程和内波解、射线理论之后 ,以水深 2 10 0m等V is l 频率的全板造波内波解对双线性水声剖面情况计算了内波和内波对声场及声线传播的影响。
3) ray grouping
声线分组
1.
So an algorithm via ray grouping was proposed for the calculation of average transmission loss field based on ray theory.
为此提出一种基于声线理论计算平均声场的快速算法—声线分组法。
4) ray tracing
声线追踪
1.
A two-dimensional sound ray tracing method was presented,which can deal with the problems,such as reflection,refraction,all-reflectiom,and help to find the sound ray trajectories rapidly.
给出了一种二维的浅海声线追踪方法,解决了声线的反射、折射、全反射等问题并快速地找出声线的路径。
2.
A synthetic aperture sonar 3-D data simulating model was brought out based on acoustic ray tracing techniques.
提出了一种基于声线追踪技术的合成孔径声纳三维数据仿真模型。
5) eigenray
本征声线
1.
A New Method for Eigenrays Searching in Stratified Ocean;
一种分层海洋中求取本征声线的新方法
2.
Needless eigenray tracing, the ray grouping method calculates average field matrix by grouping the emitted rays, then .
此方法无需进行本征声线解算,而是通过对发射声线分组,并对各组声线束损失因子在距离深度平面分格内的加权平均进行非相干求和计算平均声场矩阵。
3.
Eigenrays are found using an efficient algorithm based on an analysis of the range-invariant ray spans and their dependence of ray path geometry on the Snell invariant.
本文提供一种在恒定水深的水平分层海洋中快速计算本征声线的方法。
6) acoustic ray tracing
声线追踪
1.
The two-dimensional acoustic ray tracing method by forward deploying triangle,which is based on the geometric acoustics,divides the space by triangles and then confirms the acoustic ray tracing by Snell rule.
二维声线追踪的三角形前向展开法,以几何声学为理论基础,对空间进行三角形划分,由斯涅尔法则确定声线路径。
参考词条
补充资料：声线
声线
物理学术语。不考虑声的波动性质，所画出的自声源发出的代表声能传播方向的曲线。在各向同性的介质中，声线就代表波的传播方向，它处处与波阵面相垂直。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。