光学、声学 光学 visual line 视线 line of sight 视线†
line of sight 视线 sight 视线；观测，瞄准
line of sight; line of vision; visual line 视线
计算机应用 计算机辅助设计与图形学 释文 view ray 视线
- commercial credit contract
- commercial cross
- commercial database
- commercial district
- commercial forest
- commercial forest management
- commercial fraud analysis
- commercial geography
- commercial geography of department
- commercial geography of town
- commercial geological survey and evaluation
- commercial harbour
- commercial housing sales area
- commercial identity-based cryptography of China
- commercial insurance
- commercial intelligence
- commercialization of dyes
- commercial law
- commercial law in continental law system
- commercial law of Anglo-American law system
- commercial law of France
- commercial law of Germany
- commercial law of Japan
- commercial law of middle ages
- commercial location