工学 食品安全 释 food safety objective；FSO 食品安全目标 食品中的某种危害可提供或促进适当保护水平（appropriate level of protection，ALOP）的最大允许频率或浓度。食品安全目标的概念仅限于食品安全，不涉及质量。
网络与数据通信 无线网络 释文 free space optics, FSO 自由空间光束
- biorefining
- bioregenerative life support system
- bioremediation
- bioremediation for the soil pollution
- bioremediation of contaminated sea areas
- bioremediation of contaminated soil
- bioremediation of nuclear contamination
- bioremediation technology of fishery environment
- bioretention system
- biorheology
- biorhythm
- biorhythmic secretion
- biorisk assessment
- biorthogonal
- bi orthogonal bases
- bi-orthogonal bases
- biorthogonal basis
- biorthogonalization
- biorthogonal sequence
- biorthogonal system
- biorthonormal expansion
- biorthonormalization
- biorthonormal system
- BIOS
- biosafety