但是，超级电容器和化学电池并不一定竞争。

But the supercapacitor and chemical battery are not necessarily in competition.

youdao

后备电源有两种解决方案：超级电容器和电池。

Backup power has two solutions, supercapacitor and batteries.

youdao

后备电源有两种解决方案：超级电容器和电池。

Backup power has two solutions, supercapacitor and batteries.

youdao