医学 类风湿因子 释 rheumatoid factor; RF 类风湿因子 抗人或动物免疫球蛋白（Ig）G分子Fc片段上抗原决定簇的特异抗体。
RF 全称：radio frequency。射频
RF release factor 释放因子
网络与数据通信 无线网络 释文 radio frequency, RF 无线电频率 网络与数据通信 无线网络 释文 radio frequency, RF 无线电频率
- serine
- serine protease inhibitor
- seriography
- serioparallel
- serioscopy
- Serious adverse event
- serious game
- serious illness assistance
- Serious illness insurance system for urban and rural residents
- serious injury
- Serious Money
- serious play
- serious violence criminal cases
- serious warning
- seriplane
- Sermon on the Mount
- sernate clubmoss
- serological examination
- serological identification
- serological surveillance
- serological techniques
- serosa
- serosal cuticle
- serotonin
- serotonin 1 receptor