r.f.

• abbr.
  • radio frequency
  • range finder
  • rapid-fire
  • right field
  • right fielder
  • rinforzando [意大利语]【音乐】加强

RF,R.F.

• abbr.
  • radio frequency
  • range finder
  • rapid-fire
  • [法语]République française 法兰西共和国(= French Republic)

RF,rf

• abbr.releasing factor

Rf

• 【化学】元素𪧒(rutherfordium)的符号

rf,rf.

• abbr.
  • refunding
  • right field
  • right fielder
  • rin-forzando[意大利语]【音乐】加强