amplifie
生活常识 2023-04-21 13:58生活常识www.wozhengxing.cn
1 . 放大器
耳机（headphones）把电流转换成声音。放大器（amplifier）少量增强电流。增强幅度由指示器控制钮决定。滤波器（filter）滤掉所有低于6000周的频率。.
2 . 功放
Product of the structure from civilian amplifierto have a professional amplifierstage ., 产品的结构从民用功放到专业的舞台功放都有.
3 . 放大器的
the harm of survival gas and minute particle which the material vaporized to communication satellite travelling wave tube amplifieris described according to development experience ; The methods to eliminate it are discussed ; The typical examples of dome
4 . 放大镜
amplification stage 放大级amplifier①放大器 ②放大镜amplifierband width 放大器频带宽度
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