Alessandro volta's voltaic pile was the first "wetcell battery" that produced a reliable, steady current of electricity.
亚历山德罗·沃尔塔的发电桩是第一个“湿电池”的制作了一个可靠,稳定现行的电力。
2
Sealed batteries are not really sealed because all wetcell batteries have to be vented in order to discharge the build up of pressure during charging .
密封电池并不是真正密封,因为所有的湿电池都必须宣泄,以便履行积聚的压力在收费。
3
For example, it is common to still find UPS systems in electricity infrastructure using mature technologies such as Phase Control SCR and wetcell batteries.