| 单词 | power transformer |
| 释义 | > as lemmaspower transformer power transformer n. Electronics a transformer designed to accept a relatively large power, esp. one connected to a mains supply or power line to provide power at a lower voltage to a circuit or device. ΘΚΠ the world > matter > physics > electromagnetic radiation > electronics > electronic devices or components > [noun] > power transformer power transformer1929 1929 K. Henney Princ. Radio xvi. 403 A.-c. voltages are likely to be picked up by the cores of audio transformers if they are near power transformers carrying a.-c. currents. 1994 Guitarist Sept. 144/2 Ray had used a cheap power transformer in that amp which made a lot of hum. < as lemmas |
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