| 单词 | wave changer |
| 释义 | > as lemmaswave changer wave changer n. ΘΚΠ society > communication > telecommunication > radio communications > radio equipment > [noun] > radio set > wave changer switch wave changer1924 1924 S. R. Roget Dict. Electr. Terms 289/1 Wave changer, a switching arrangement enabling connections to be altered rapidly in a wireless transmitting apparatus to cause waves of a different wave length to be transmitted. 1929 R. L. Duncan & C. E. Drew Radio Telegr. & Telephony xxi. 673 A five position wave-changer switch changes the wavelength of the closed oscillatory circuit..simultaneously with the open radiative circuit. < as lemmas |
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