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
- bracket polynomial
- bracket product
- bracket representation of Chinese character structure
- bracket skein triple
- bracket system
- Brackett continuum
- Brackett limit
- Brackett series
- brackish-saline water lake
- brackish water
- brackish water irrigation
- brackish water treatment
- bract
- bracteal
- bracteole
- bractlet
- bract scale
- Brades
- Bradford factor formula
- Bradford Law
- Bradford's law of scattering
- Brad Fraser
- Bradis
- Bradley
- Bradley Efron