[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fHP_iKpWDjvgXH9xv5Vfs9yzyZFZrMbcWmp6b_Mc4XYk":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":19,"related":20,"source":30,"type":31},[],"2026-01-13 14:27:14",311319637,[8,9,10,11],"曲轴位置传感器","水温度传感器","凸轮轴位置传感器","油门踏板位置传感器",{"count":13,"courseId":14,"courseImg":15,"courseName":16,"workId":17,"workName":18},121,"53e1d2ef4961cca8eea3e23969ad2cb9","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F03a579384a6dc297c89809b582fcc767.png","默认课程","work_49383935","练习题","电控发动机 ECU 判缸主要取用( )的信号",[21,32,41,50,58,67,76,85,93,101],{"answer":22,"createTime":5,"id":23,"options":24,"question":29,"source":30,"type":31},[],311319628,[25,26,27,28],"喷油器滴漏","燃油压力过高","水温传感器故障","爆震传感器损坏","下列选项最可能引起发动机冷车怠速不稳的是( )","v1",0,{"answer":33,"createTime":5,"id":34,"options":35,"question":40,"source":30,"type":31},[],311319629,[36,37,38,39],"3","4","5","6","汽车电控单元出来的基准电压是多少V?( )",{"answer":42,"createTime":5,"id":43,"options":44,"question":49,"source":30,"type":31},[],311319630,[45,46,47,48],"起动工况","怠速工况","中速工况","高速工况","涡轮增压器的排气旁通支路被关闭是发生在发动机( )",{"answer":51,"createTime":5,"id":52,"options":53,"question":57,"source":30,"type":31},[],311319631,[54,55,56],"排气压力","实际增压压力","进气歧管压力","在增压发动机上,中冷器的压力传感器除了可获取环境大气外主要用来监测 ( )",{"answer":59,"createTime":5,"id":60,"options":61,"question":66,"source":30,"type":31},[],311319632,[62,63,64,65],"变浓","变稀","不变","先浓后稀","发动机采用废气涡轮增压进气系统,增压后,进气温度升高,混合气( ),从而可以降低排放",{"answer":68,"createTime":5,"id":69,"options":70,"question":75,"source":30,"type":31},[],311319633,[71,72,73,74],"高压油泵上","缸盖上","缸盖上或者高压油泵上","以上均不正确","凸轮轴位置传感器的安装位置通常在( )",{"answer":77,"createTime":5,"id":78,"options":79,"question":84,"source":30,"type":31},[],311319634,[80,81,82,83],"1倍","2倍","3倍","4倍","油门踏板位置传感器一般采用双电位计式,信号1与信号2的输出电压一般满足下列关系( )",{"answer":86,"createTime":5,"id":87,"options":88,"question":92,"source":30,"type":31},[],311319635,[89,90,91,74],"正","负","不一定","冷却液温度传感器、燃油温度传感器及进气温度传感器一般都采用( )温度系数的热敏电阻制成",{"answer":94,"createTime":5,"id":95,"options":96,"question":100,"source":30,"type":31},[],311319636,[97,98,99],"氮氧化物(NO)","碳氢化合物(HC)","颗粒粉尘","柴油机排放的污染物中,对人的眼睛和呼吸道危害很大的是( )",{"answer":102,"createTime":5,"id":6,"options":103,"question":19,"source":30,"type":31},[],[8,9,10,11]]