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The combination of geometric optics(GO), uniform theory(UTD) and ray tracing technique has been adopted for radio propagation prediction in microcellular systems in urban area. 本文应用几何光学（GO）方法、一致性几何绕射理论（UTD）和射线跟踪的方法对给定环境下的城市微区信道电波传播特性进行了预
An Effective Propagation Prediction Model for Indoor Radio Communications Using Ray Tracing Technique 一种高效的室内射线跟踪传播预测模型
The Solving of Acoustic Wave Equation in Two Dimensional Complicated Medium with Ray Tracing Technique 二维复杂介质声波波场的射线解
Ray tracing is a technique for creating photo-realistic images. 光线追踪是产生仿真影像的技术。
Ray tracing now seems set to leap the speed barrier, however. 不过，光迹追踪法似乎即将跨越速度的障碍。
Develop new software for ray tracing and beamline optimisation. 开发用于射线跟踪和光束优化的新软件。
Realized the curving ray tracing method based on the Snell law. 实现了基于Snell定律的弯曲射线追踪法。
This paper adopts simultaneous iterative reconstruction technique (SIRT) to perform the crosswell tomography based on shortest path tree (SPT) curved ray tracing. 利用基于最短路径树弯曲射线追踪的联合迭代重建层析成像(SIRT)技术进行井间地震层析成像。
Greater fidelity for ray tracing bias has significantly reduced bias artifacts. 减少了光线跟踪中的误差光线。
A parallel process method of ray tracing is proposed based on a BSP tree. 摘要提出了一种基于BSP树的光线跟踪并行处理方法。
However, the grid resolution affects the efficiency of ray tracing greatly. 但是网格划分的尺度对光线跟踪的效率有很大的影响。
On the hardware side, Larrabee isn't even optimized for ray tracing. 硬件方面，Larrabee甚至没有为光线追踪做过优化。
This paper introduces the basic theory and main steps of tomographic inversion static correction, including ray tracing and Simultaneous Iterative Reconstruction Technique inversion. 给出了层析反演静校正方法的基本原理和实现过程，包括射线追踪和联立迭代重构法反演。
The mixing performance of cross flow was studied in turbine ejecting mixer with tracing technique. 摘要采用示踪法研究了涡轮喷射混合器内错流射流混合特征。
The isotopic tracing technique is an advanced method in the research of photosynthesis of plants. 摘要同位素示踪技术是进行植物光合作用研究十分有效的手段。
These typical effects on imaging are simulated with ray tracing, post-processing and pixel-based processing. 使用光线追迹法、后处理法以及基于象素处理的方法模拟了这些典型效应给成像质量带来的影响。
The incremental effect of rare earth ammonium bicarbonate was investigated by 15N trace technique. 应用15N示踪法研究稀土与碳铵混配的情况下稀土对碳铵氮素的增效作用。
By making use of two-dimensional (2D) ray tracing model results, a new propagation model was presented. 摘要射线跟踪是一种有效的无线通信电波传播预测方法。
Using 14C tracing technique,the 14C-assimilation and partitioning of 14C assimilates of the cotton plant with monopodial branches were studied. 运用14C示踪技术研究了留营养枝棉株14C同化物生产运转分配规律。
From both the ray tracing method and formulas, the stretcher model with Offner triplet stretcher were studied. 并对压缩器的各阶色散作了光线追迹的模拟计算，得到与解析式完全一致的计算结果，从而验证了解析式的正确性。