A type of transistor in which very thin barriers ( by means of etching techniques ) are used, thus permitting the frequency range to be extended to 100 MHz.是什么意思_A type of transistor in which very thin barriers ( by means of etching techniques ) are used, thus permitting the frequency range to be extended to 100 MHz.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句