[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fSec0X94fMnDUFES0xXJyaVKYPivwLbcHEq25GXVy_No":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":19,"related":20,"source":30,"type":31},[],"2023-05-17 18:28:28",14887056,[8,9,10,11],"蓄电池","发电机","蓄电池和发电机","以上答案都不对",{"count":13,"courseId":14,"courseImg":15,"courseName":16,"workId":17,"workName":18},7,"18360bded87afc4e7bc25848e22c52b2","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fcd8a178bc2fc0ef09d869c04f4055a8c.jpg","汽车电气系统检修","f42e9a06656d46b497e13a6df228a965","1.2.1","汽车发动机启动时,谁向起动机提供强大的启动电流",[21,32,41,44,53,62,71],{"answer":22,"createTime":5,"id":23,"options":24,"question":29,"source":30,"type":31},[],14887054,[25,26,27,28],""正"",""+"",""-"",""正极"","蓄电池正接线柱刻有什么标识","v1",0,{"answer":33,"createTime":5,"id":34,"options":35,"question":40,"source":30,"type":31},[],14887055,[36,37,38,39],"正、负极板","正、负接线柱","极板","连接条","蓄电池隔板夹在相邻的什么之间,防止两者短路",{"answer":42,"createTime":5,"id":6,"options":43,"question":19,"source":30,"type":31},[],[8,9,10,11],{"answer":45,"createTime":5,"id":46,"options":47,"question":52,"source":30,"type":31},[],14887057,[48,49,50,51],"热能","机械能","化学能","热能或机械能","汽车发电机的端电压高于蓄电池的电动势时,蓄电池将一部分电能转变为( C )储存起来",{"answer":54,"createTime":5,"id":55,"options":56,"question":61,"source":30,"type":31},[],14887058,[57,58,59,60],"如果是传统蓄电池,加液孔盖能够拆下,可以使用直接观察法确定蓄电池的荷电状态","蓄电池进行开路电压测试时,应在蓄电池停止放电10min以后进行","如果荷电状态高于75%,在进一步测试蓄电池之前必须进行充电","可以使用长按喇叭或打开近光灯10min的方法来去浮电","下列关于静态测量蓄电池电压的过程描述正确的是哪个",{"answer":63,"createTime":5,"id":64,"options":65,"question":70,"source":30,"type":31},[],14887059,[66,67,68,69],"好的蓄电池应在21℃下具有最低9.6V的负载电压","在起动发动机10s以后,在继续起动的情况下测得的电压为10.46V,说明蓄电池的状态良好","如果该测试是在低温环境(大气温度约4℃)下进行的,最低电压读数应为9.3V如果负载电压读数小于规定的最低值,说明蓄电池性能下降","如果蓄电池损坏,在开始起动发动机几秒以后电压稳定于10.5V","下列关于动态测量12V蓄电池电压的过程描述错误的是哪个",{"answer":72,"createTime":5,"id":73,"options":74,"question":79,"source":30,"type":80},[],14887060,[75,76,77,78],"使用起动机时不宜时间过长,一般每次起动持续时间不超过5s","两次起动的间隔时间应在15s以上","对蓄电池充电时,应保持较高的充电电压","定期观察和检测蓄电池的电量情况,若亏电,则应及时充电,避免使蓄电池长时间工作在亏电状态下","下列哪些方法有助于保障蓄电池的寿命",1]