dc restorer造句
造句与例句
手机版
- These sets have a DC restorer circuit, which returns the voltage of the video signal during the'back porch'of the line blanking ( retrace ) period to 0 V . Low frequency interference, especially power line hum, induced onto the signal spoils the rendering of the image, and in extreme cases causes the set to lose synchronization.
- It's difficult to see dc restorer in a sentence. 用dc restorer造句挺难的
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