The British Rail Class 206 or 3R was a type of Diesel-electric multiple unit (DEMU) first created in 1964.
Intelsat 3R (formerly PAS-3R) is a communications satellite owned by Intelsat located at 43° W longitude, serving the Americas market.
An optical communications repeater is used in a fiber-optic communications system to regenerate an optical signal.
Standard photographic print sizes are used in photographic printing.
R3, R.III or R-3 or R/3 may refer to.
RRR may refer to.
The three Rs (as in the letter R) refers to the foundations of a basic skills-oriented education program in schools: '''''r'''''eading, w'''''r'''''iting and a'''''r'''''ithmetic.
The Three Rs (3Rs) in relation to science are guiding principles for more ethical use of animals in testing.
Waste hierarchy is a tool used in the evaluation of processes that protect the environment alongside resource and energy consumption to most favourable to least favourable actions.
The Yaesu VX series is a line of two sequences of compact amateur radio handheld transceivers produced by Yaesu.