| 单词 | valve circuit |
| 释义 | > as lemmasvalve circuit valve circuit n. ΚΠ 1915 J. C. Hawkhead & H. M. Dowsett Handbk. Wireless Telegraphists (ed. 2) 119 If an E.M.F. be applied to the valve circuit a more sensitive condition is obtained. 1934 Times Rev. 1933 1 Jan. p. ix/4 The Wireless Exhibition at Olympia illustrated the exceptional advances made during the year in valve and valve-circuit technique. < as lemmas |
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