理学 路径跟踪方法 释 ray casting 光线投射 光线投射技术是基于几何光学的绘制方法的基础。它由视点出发逐像素地向外发射光线，寻找光线与场景的第一个表面交点。
计算机应用 计算机辅助设计与图形学 释文 ray casting 光线投射
- feed biological contamination
- feed box of machine tool
- feed chute
- feed constituent
- feed control
- feed conversion rate
- feed conversion rate for egg-type poultry
- feed defocusing
- feed efficiency
- feed enzyme preparation
- feeder
- feeder cell
- feeder layer
- feeder layer cell
- feeder loss
- feeder network
- feeder pig
- feed flavor
- feed formulation
- feedforward
- feedforward control
- feed-forward control system
- feedforward control system
- feedforward control systems
- feedforward feedback control systems