Fi

FI Forced Induction (automotive) 强迫感应(汽车)

FI Fatigue Index (aircraft or medicine) 疲劳指数(飞机或药)

FI Fertility Index (animal science) 生育指标(动物科学)

FI Firenze - Florence (Tuscany, Italy) 费伦泽-弗洛伦斯(意大利托斯卡纳)

FI Farm-In (oil & gas) 石油和天然气Farm-In

FI Felsic Index (geology) 长指数(地质)

FI Formal Inspection 查验

FI Icelandair (IATA airline code) 航空公司代码的Icelandair协

FI Figueira Industries (Portugal) Figueira工业(葡萄牙)

FI Foreign Intelligence 外国情报

FI Flame Ionization Unit 火焰离子化单位

FI Factory Installed 工厂安装

FI Flow Indicator (industrial control description) 流量指示器(工业控制描述)

FI Financial Investor 金融投资者

FI Franciscans of the Immaculate (religious order) 圣芳济会无(宗教秩序)

FI Fienden (Norwegian military jargon for Enemy) Fienden(挪威军事术语敌人)

FI Federation Intelligence (forum) 联邦情报(论坛)

FI Fourth International 第四次国际

FI Fatherhood Initiative 父权行动

FI Field Interrogation Card 场审讯卡