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How to use rd in a sentence
But the display was notable for the eruptions of smoke from the engines, most likely Russian RD-93s.How China Will Track—and Kill—America’s Newest Stealth Jets|Bill Sweetman|December 2, 2014|DAILY BEAST
We have a stockpile of RD-180s and AJ26s that will last two years.
Do we really need $1 billion and five to eight years, as Gen. Shelton says, to replace the RD-180?
The RD-171, which would become the RD-180, was a more advanced liquid fuel rocket engine than anything we had.
Much of our ability is dependent on two rocket engines, the RD-180 and the NK-33/AJ26.
I looked down de street tow'rd de post-office, an' I seed a man goin' in dar.The Winning Clue|James Hay, Jr.
Canary bur-rd seed will be very cheap this year, an' anny American wurrukin' man needn't go to bed hungry.
This is always th' first step to'rd securin' cold justice f'r th' rich.
Subtract 21⁄3rd times the difference of the temperature of the mercury.
Arduous, rd′ū-us, adj. deep, difficult to climb: difficult to accomplish: laborious.