effabbr.效率(=efficiency)eerieadj.怪诞的；可怕的；奇异的；害怕的EFB欧洲幼虫腐臭病病原EFLabbr.英语作为外国语(=English as a foreign language)abbr.有效焦距(=effective focal length)abbr.错误频率极限(=Error Frequency Limit)EFG(=electric field gradient) 电场梯度EFCn.工程卷宗的管理(装备与设施控制台)EFPabbr.[军] Explosively-Formed Projectile；爆炸成形弹efu卫夫(名,日本)efiabbr.=electronic fuel injection 电子燃料注入；Expeditionary Force Institutes 远征军学院EFEn.外部场致发射EFAn.必需脂肪酸EFLAabbr.=Educational Film Library Association 教育电影影片馆协会；Educational Film Library Association 教育电影图书馆协会