English ⇄ English Russian

i.f.
abbr.	inner flame
abbr., earth.sc.	in full
abbr., radio	intermediate frequency
abbr., telecom.	IF
insur.	In full (lumpsum)
I/F
abbr., avia.	interface fault
abbr., busin.	insufficient funds
abbr., el.	image-to-frame ratio
IT, mil.	Interface
mil.	interface
I.F.
abbr., earth.sc.	influence functions
abbr., mining.	inside foreman
abbr., tech.	insufficient funds
I. f.
abbr.	load factor
If
abbr., radio	filament current
i. f.
abbr., libr.	in full
I-F
abbr., mil.	intermediate frequency