单项选择题
There are a number of different electronic devices which tend to be called diodes. Although they're made differently they all have three things in common. 划线部分单词中文为:
A、电容
B、晶体管
C、二极管
D、三级管
There are a number of different electronic devices which tend to be called diodes. Although they're made differently they all have three things in common. 划线部分单词中文为:
A、电容
B、晶体管
C、二极管
D、三级管