"Actually, that isn't what happened," George corrects me.“实际上，并不是那样，”乔治纠正我。An equipment that corrects the time base errors in video tape recorders.一种校正视频磁带记录器中时基误差的设备.Wang Ping: If I say something wrong, Jeff correc...
In semiconductor receivers transistors take the place of vacuum tubes.在半导体收音机中晶体管代替了真空管.We often turn to this handbook for information on transistors.我们常从这本手册查阅有关晶体管的资料.The transformer isolates the transistors with regar...