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
- synaptic space
- synaptic transmission
- synaptic vesicle
- synaptonemal complex
- synaptosome
- synaptychus
- Synarchism
- synarthrosis
- synarthry
- sync
- syncarp
- syncaryon
- syncategorematic word
- syncheimadia
- synchondrosis
- synchoropaedia
- synchro
- synchro-Compton radiation
- synchro control
- synchro-cyclotron
- synchrocyclotron
- synchro-cyclotron radiation
- synchrocyclotron radiation
- synchro error
- synchromesh