[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$f08K_BE_9COEsk6XMLD2eSEU2OfWVzA5NsbtkHCNZ6S0":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":19,"related":20,"source":24,"type":25},[],"2023-09-23 16:27:21",98039362,[8,9,10,11],"低温液化气体容器要放在没有阳光直射通风良好的房间","使用低温液化气体容器时要轻、快、稳","装液化气体的容器必须开设排气孔,用橡胶塞或木塞做塞子","低温液化气体不能放入密闭容器中",{"count":13,"courseId":14,"courseImg":15,"courseName":16,"workId":17,"workName":18},4,"f12ba64d70ceb92ef2e803f9be503718","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F0995bff117bea471b53b1a2117ecf41f.png","【化学院】实验室安全教育1","31adae2e99624dfb8ef66b19c353f993","9.1 实验室常见仪器类型及安全使用","关于低温液化气体的使用安全,下列说法中错误的是()",[21,26,36,45],{"answer":22,"createTime":5,"id":6,"options":23,"question":19,"source":24,"type":25},[],[8,9,10,11],"v1",0,{"answer":27,"createTime":5,"id":28,"options":29,"question":34,"source":24,"type":35},[],98039364,[30,31,32,33],"电炉","马弗炉","管式电阻炉","烧杯","下列不可以放置在耐热性差或木制试验台上的设备有()",1,{"answer":37,"createTime":5,"id":38,"options":39,"question":44,"source":24,"type":35},[],98039365,[40,41,42,43],"定期检查设备的绝缘情况","开关或发热设备旁边,可以放置氢气气瓶","使用可燃性气体或粉尘进行的实验室,应安装防爆装置和危险警报装置","应在限定的浓度以下使用电加热装置","关于小型电器设备的使用安全,下列说法中正确的有()",{"answer":46,"createTime":5,"id":47,"options":48,"question":53,"source":24,"type":35},[],98039366,[49,50,51,52],"冰与食盐混合物,可以提供-20℃的低温,危险性不大","干冰与丙酮混合物,可以提供-60℃~-80℃的低温,无需额外防护","干冰与乙醇混合物,可以提供-60℃~-80℃的低温,需要有防火的安全措施","低温液化气体,可以冷却到-180℃~200℃,具有相当大的危险性","关于常用的冷冻剂,下列说法中正确的有()"]