Powerful 6 volt, rechargeable, sealedbattery included.
强大的6伏，可充电，电池列入密封。
2
In view of the operation situation of valve-control sealedbattery in power system, some practical maintenance methods are presented in this paper and their feasibility is discussed.
针对阀控密封式铅酸蓄电池在电力系统的使用情况，介绍了几种实用的维护方法，并进行了可行性探讨。
3
Abstract: in view of the operation situation of valve-control sealedbattery in power system, some practical maintenance methods are presented in this paper and their feasibility is discussed.