【判断题】VRLA 蓄电池的充电方式有浮充充电、均衡充电、补充电和循环充电等多种方式。
【单选题】The students when the bell rang. [ ]
【简答题】What were they talking about at the end of the dialogue?
【简答题】中央银行制度有哪些类型?这些类型各有哪些代表性的国家?
【简答题】按照蓄电池两端电压、电流控制方式的不同,蓄电池充电方式有 、恒流充电法、二阶段充电法和三阶段充电法 四种。
【简答题】Were they talking loudly, or were they talking quietly?