[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$f-Z6ULLbGaJ2DQ5-EsdSNK_9zeio_i80eN7TU_JRDg1M":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":19,"related":20,"source":30,"type":31},[],"2025-01-07 16:21:05",176798509,[8,9,10,11],"化学性质不稳定","能与制冷剂互溶","毒性大","吸水性大",{"count":13,"courseId":14,"courseImg":15,"courseName":16,"workId":17,"workName":18},7,"d13eb40293cb25dbe8d42e0c04f11074","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fd9eaef8ea2690faba12fec4caf2d0cf6.jpg","汽车空调原理与检测","work_38133345","作业项目三任务1","对汽车空调冷冻机油要求",[21,32,39,42,50,55,60],{"answer":22,"createTime":5,"id":23,"options":24,"question":29,"source":30,"type":31},[],176798505,[25,26,27,28],"媒介","冷却","润滑","密封","制冷剂在汽车空调制冷的过程中,起到()作用","v1",0,{"answer":33,"createTime":5,"id":34,"options":35,"question":38,"source":30,"type":31},[],176798507,[36,37],"环保无污染","不环保能污染大气","现代汽车普遍使用的R13a制冷剂有()特点",{"answer":40,"createTime":5,"id":6,"options":41,"question":19,"source":30,"type":31},[],[8,9,10,11],{"answer":43,"createTime":5,"id":44,"options":45,"question":48,"source":30,"type":49},[],176798511,[46,47],"正确","错误","汽车空调制冷剂要求不易燃烧,无毒无腐蚀",3,{"answer":51,"createTime":5,"id":52,"options":53,"question":54,"source":30,"type":49},[],176798513,[46,47],"R12制冷剂无毒不宜燃烧,无污染",{"answer":56,"createTime":5,"id":57,"options":58,"question":59,"source":30,"type":49},[],176798515,[46,47],"汽车空调制冷剂要求潜热值高,制冷量大",{"answer":61,"createTime":5,"id":62,"options":63,"question":64,"source":30,"type":49},[],176798517,[46,47],"冷冻机油作用:①润滑作用②冷却作用③密封作用 ④降低压缩机的噪声"]