电压控制的装置出现错误可能会导致蓄电池组充电过度，这反过来可能会加速放电，比正常情况更严重。
A fault in the voltage-control mechanism may thus cause a battery to become overcharged, which, in turn, might precipitate a deeper discharge than normal.
维护，修理，测试和安装电动机，发电机，交流发电机，工业蓄电池和液压和气动电气控制系统。
Maintain, repair, test and install electrical motors, generators, alternators, industrial storage batteries and hydraulic and pneumatic electrical control systems.
控制器的性能不好时，对蓄电池的使用寿命影响很大，并最终影响系统的可靠性。
The controller is bad, to the service life of the battery, which influences the influence of the reliability of the system.
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