... What Is Electricity?什么是电？ Electron Tubes and Transistors电子管和晶体管 Computers计算机 ...
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Small size and low power consumption are the two important factors that make transistors preferable to electron tubes.
体积小和消耗功率低，这两个重要因素使晶体管比电子管优越。
Branch of science that deals with the study and application of electron devices, e. g., electron tubes, transistors, magnetic amplifiers, etc.
关于电子器件(例如电子管、晶体管、磁放大器等)的研究与应用的一门科学分支。
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