Referencing the ray tracing algorithm, calculates echo position of object based on ray-triangle intersection, calculates echo intensity based on diffuse reflection model.3.
2.借鉴光线跟踪算法,利用射线与三角形求交计算物标的回波位置,利用漫反射光照模型计算物标的回波强度。
参考来源 - 基于三维视景数据库的雷达模拟软件的研制·2,447,543篇论文数据，部分数据来源于NoteExpress
The difference of minimum echo intensity of the right coronary wall in the coronary heart disease group was the biggest.
冠心病病人的右冠状动脉壁最低回声强度与其周围组织的差值最大。
The difference of minimum echo intensity of the right coronary wall in each group was compared with the peripheral tissue.
冠心病病人的右冠状动脉壁最低回声强度与其周围组织的差值最大。
The echo intensity, the most important measurement parameter of wea ther radars, consists of the detection range and precision.
回波强度是气象雷达最重要的测量参数，包括强度探测范围和强度探测精度两个指标。
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