英语词汇“mark–space”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

mark–space n. attributive designating an electronic communication system in which information is conveyed by the intermittent presence and absence of a signal (see sense 19b).

ΚΠ

1953 Electronics July 183/2 Mark–Space Phototubes.

1958 P. E. K. Donaldson et al. Electronic Apparatus for Biol. Res. xv. 234 The circuit performs oscillations with a mark–space ratio of approximately unity, the waveforms having the form of Figure 15.14.

1969 J. J. Sparkes Transistor Switching iii. 52 A circuit capable of producing rectangular waves with very sharp rising and falling edges, at mark–space ratios of between 1:1 and 500:1,..is shown.

1992 RS Components: Electronic & Electr. Products July 1209/3 A high performance function generator..having d.c. offset and variable mark–space facilities.

单词	mark–space
释义	> as lemmas mark–space mark–space n. attributive designating an electronic communication system in which information is conveyed by the intermittent presence and absence of a signal (see sense 19b). ΚΠ 1953 Electronics July 183/2 Mark–Space Phototubes. 1958 P. E. K. Donaldson et al. Electronic Apparatus for Biol. Res. xv. 234 The circuit performs oscillations with a mark–space ratio of approximately unity, the waveforms having the form of Figure 15.14. 1969 J. J. Sparkes Transistor Switching iii. 52 A circuit capable of producing rectangular waves with very sharp rising and falling edges, at mark–space ratios of between 1:1 and 500:1,..is shown. 1992 RS Components: Electronic & Electr. Products July 1209/3 A high performance function generator..having d.c. offset and variable mark–space facilities. extracted from markn.¹ < as lemmas
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> as lemmas