理学 水声探测 释 caustic 焦散 在射线声学理论中，使聚焦因子趋于无穷大的现象。使聚焦因子趋于无穷大的点称为焦散点，其邻近区域是射线管聚焦所致的声强急剧增强区，称为焦散区。射线族上由临近声线交聚点（焦散点）所形成的包络线称为焦散线，而由临近声线交聚线（焦散线）所形成的包络面称为焦散面。
计算机应用 计算机辅助设计与图形学 释文 caustics 焦散
- streptothricin
- streptpcoccus pneumoniae
- stress
- stress analysis
- stress analysis for hydraulic structures
- stress and strain analysis for rock mass
- stress and strain and temperature measurement of water project
- stress avoidance
- stress back analysis
- stress-based solution method
- stress birefringence
- stress casualties
- stress circle
- stress components
- stress concentration
- stress concentrations
- stress control standard for hydraulic structures
- stress control training
- stress coping
- stress corrosion
- stress corrosion cracking
- stress corrosion cracking of oil and gas pipeline
- stress corrosion cracking test
- stress cracking
- stress deviator