Web Analytics
DICTIONARY
TTS Voice
 virtual keyboard

English Russian Radio Engineering Dictionary and Phrasebook






    SF code


See also: Cf, DF, f, ff, FS, Hf, HSF, if, lf, mf, OF, RF, s, Sb, sc, SD, sf, SF', SFG, SH, si, SLF, Sn, SP, SQ, sr, SS, sw, VF