电容器的工作电压决定于两极板间的(),通常是指直流电压。
参考答案:绝缘能力
You should practice reading as much as you can, since it is a(n) ______ skill, and
it must be taken seriously.
A.fundamental
B.genuine
C.unbelievable
D.violent
在机车车辆顺利通过曲线时,外轨比内轨高出的部分称为()。
A.超高
B.高过
C.超过