工学 辐射度量学 释 radiance 辐射照度 单位时间内投射到单位面积上的辐射能量。又称辐亮度。单位为瓦特每平方米（W/m2）。
光学、声学 光学 radiance 辐射亮度 radiance ①辐射 ②辐射亮度† ③辐射率
radiance 面辐射强度
计算机应用 计算机辅助设计与图形学 释文 radiance 辐射度
- usual basis
- usual condition
- usual hypothesis
- usual metric
- usual molecular marker in aquatic animals
- usual topology
- usufruct
- usufruct of natural resources
- Usulután
- US Unified Tri-service Cognitive Performance Assessment Battery
- usury
- Usu Shi
- US-USSR Leaders Summit Meeting in Geneva
- Usu tatar
- U.S. Wheat Associates
- UT
- Utah Museum of Fine Arts
- Utah State
- U Tak
- Uta Monogatari
- UTAUT
- UTC
- UTC-PAB
- UTD
- uterine artery