英语词汇“hard tube”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

> as lemmas

hard tube

hard tube n. Electronics a discharge tube with a hard vacuum, or evacuated sufficiently for any remaining gas not to affect its performance; cf. sense A. 25.

ΚΠ

1898 Science 22 Apr. 565/1 The same body has different transparencies with different tubes, ‘soft tubes’ being those requiring a small potential and ‘hard tubes’ those requiring a high one.

1947 J. V. Lebacqz & M. G. White in L. N. Ridenour Radar Syst. Engin. x. 373 Successful hard-tube pulsers have been made with power outputs up to 3 or 4 Mw.

2012 Appl. Surface Sci. 258 9565/2 The negative voltage with two different amplitudes of 3 kV and 10 kV was provided by a hard tube (HT) pulser and applied to the sample holder.

extracted from hardadj.n.

as lemmas

单词	hard tube
释义	> as lemmas hard tube hard tube n. Electronics a discharge tube with a hard vacuum, or evacuated sufficiently for any remaining gas not to affect its performance; cf. sense A. 25. ΚΠ 1898 Science 22 Apr. 565/1 The same body has different transparencies with different tubes, ‘soft tubes’ being those requiring a small potential and ‘hard tubes’ those requiring a high one. 1947 J. V. Lebacqz & M. G. White in L. N. Ridenour Radar Syst. Engin. x. 373 Successful hard-tube pulsers have been made with power outputs up to 3 or 4 Mw. 2012 Appl. Surface Sci. 258 9565/2 The negative voltage with two different amplitudes of 3 kV and 10 kV was provided by a hard tube (HT) pulser and applied to the sample holder. extracted from hardadj.n. < as lemmas
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