R and R
Examples from the Web for rr
“RR—All of us tell everyone in our shops to shut up,” Weinberger recorded the president saying.How the Reagan White House Bungled Its Response to Iran-Contra Revelations|Malcolm Byrne|November 3, 2014|DAILY BEAST
The procedure at the execution is governed by the act of 1868 and the Scottish Prison Rules, rr.
"I'll help ye to 'rr," she said from time to time, finding that no encouragement made him potent in speech.Sandra Belloni, Complete|George Meredith
Now the rate of motion of RR is determined by the actual figure at the moment.
The modified sides (rr) for convenience sake, have been called the radii; they invariably overlap the adjoining compartments.A Monograph on the Sub-class Cirripedia (Volume 2 of 2)|Charles Darwin
RR represent impedance coils connected serially in the line and placed at terminal stations.Cyclopedia of Telephony and Telegraphy, Vol. 2|Kempster Miller