通信电源系统中的阀控密封铅蓄电池组是长期处于浮充状态之下工作的。
VRLA group used in communication power sources was operated under conditions of floating charge for a long period of time .
通信电源系统中的阀控密封铅蓄电池组是长期处于浮充状态之下工作的。
VRLA group used in communication power sources was operated under conditions of floating charge for a long period of time .
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