FRabbr.故障率(=failure rate)abbr.故障记录(=faillure record)abbr.故障报告(=failure report)
Frewn.弗鲁
FRTC=Fast Reactor Training Center 快中子反应堆培训中心([英]UKAEA)
Frejn.弗雷
FRBR书目记录功能需求
FRFHn.帧中继帧处理器
frudn.冤仇
FrucFructidor (French-Fruitful Month)-August 18 through September l6-twelfth month of the French Revolutionary Calendar whose remaining five days were called Sansculottides and named respectively for the Virtues, Genius, Labor, Reason, and Rewards (法语)果实月
FREN弗伦
Frumn.弗鲁姆
FrlR博里叶变换红外光谱