英语词汇“siemens' unit”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典-新都网

单词	siemens' unit
释义	> as lemmas Siemens'(s) unit †a. A unit of electrical resistance, used esp. in Germany, slightly smaller than the ohm. Usually in the possessive, as Siemens'(s) unit. Obsolete. ΚΠ 1867 R. S. Culley Handbk. Pract. Telegr. (ed. 2) ii. 30 ‘Siemens' Unit’ is one metre of pure mercury, of one square millimetre section, at a temperature of 32°. Thus the Ohm and the Siemens are really alike. 1899 J. E. Young Electr. Testing for Telegraph Engineers iv. 48 A third standard, Siemens's unit, equals 0·954 B.A. ohm. extracted from Siemensn. < as lemmas
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