蓄电池基本常识100问 一次电池是普通的干电池，只能使用一次, 二次电池又叫可充电池。二次电池中的动力型电池（或称牵引电池）是电动车目前主要电源。-Asked a battery of 100 basic knowledge of an ordinary dry cell battery can only be used once, also known as secondary batteries rechargeable batteries. Secondary battery in the