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单词 rms
释义

> as lemmas

RMS
RMS n. (also rms) = root-mean-square n. at root n.1 Compounds 2; usually attributive.
Π
1897 A. Hay Princ. Alternate-current Working vii. 93 When we speak of so many volts of an alternating P.D., or so many amperes of an alternating current, we thereby mean their R.M.S. values.
1940 Jrnl. Acoustical Soc. Amer. 11 278/1 Peak and r.m.s. pressures in one-eighth-second intervals..from the voices of six men and five women.
1992 RS Components: Electronic & Electr. Products July–Oct. 975/1 15 W rms loudspeakers having 4 Ω impedance and offering good power handling.
2004 Keyboard Feb. 76/3 You can also switch between peak and RMS modes.
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RMS
RMS n. Royal Mail Steamer (or Ship).
ΚΠ
1859 Times 21 Dec. 1/1 Deaths... On board the R.M.S. Shannon, on his passage from Valparaiso to England, David Rattray, Esq.
1936 Discovery June 181/2 R.M.S.Queen Mary’, the greatest achievement of British shipbuilding.
1976 P. Kemp Oxf. Compan. Ships & Sea 684/1 R.M.S., the prefix, short for Royal Mail Ship, placed before the name of a British merchant ship with a licence to carry the Royal Mails.
2006 Vancouver (Brit. Columbia) Province (Nexis) 4 June (Travel section) d4 Life on RMS St. Helena is sheer luxury.
extracted from Rn.
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