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
- optimum code
- optimum coding
- optimum cure
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- optimum design
- optimum design for rod pumping system
- optimum distribution
- optimum filter
- optimum flow rate of drilling fluid
- optimum image plane
- optimum linear predictor
- optimum load carriage for individual soldier at high altitude
- optimum moisture content of soil material
- optimum nozzle diamater
- optimum number of strata
- optimum nutrient management
- optimum orbital altitude
- optimum partition
- optimum phase matching
- optimum phase-matching
- optimum point
- optimum population
- optimum practical gas velocity
- optimum prediction
- optimum predictor