单词 | spark transmitter |
释义 | > as lemmasspark transmitter spark transmitter n. ΚΠ 1916 J. A. Fleming Princ. Electr. Wave Telegr. (ed. 3) 671 The types of transmitter employing such condenser discharges are called spark transmitters. 1934 A. L. Albert Electr. Communication xv. 426 The reception of damped waves from a spark transmitter..is very simple. < as lemmas |
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