[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fz3p6MX7VxfLDPxdiuVP9qONg0rkmeibHtZUOrag3M28":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":19,"related":20,"source":30,"type":31},[],"2024-05-05 17:15:10",141503755,[8,9,10,11],"≮5","&gt;5","≮10","&gt;10",{"count":13,"courseId":14,"courseImg":15,"courseName":16,"workId":17,"workName":18},278,"268d6af8e660b34f849f4a6dab3e50e8","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fff457edbe16380741f2a51c814b43a2e.jpg","2024年石油化工生产技术技能大赛","ddf290ff0bee4bda9ea7e169a0a00229","22炼油操作知识","燃点是油品规定条件下加热到能被外部火源引燃并连续燃烧( )秒钟的最低温度",[21,32,41,50,53,62,71,80,89,98],{"answer":22,"createTime":5,"id":23,"options":24,"question":29,"source":30,"type":31},[],141503752,[25,26,27,28],"1:1","1:2","2:1","1:3","苯胺点就是以苯胺为溶剂与油品按体积比( )混合时的临界溶解温度","v1",0,{"answer":33,"createTime":5,"id":34,"options":35,"question":40,"source":30,"type":31},[],141503753,[36,37,38,39],"30","50","60","90","风动闸阀具有关开迅速的特点:一般全开、全关时间≯( )s",{"answer":42,"createTime":5,"id":43,"options":44,"question":49,"source":30,"type":31},[],141503754,[45,46,47,48],"四氯化碳","二氧化碳","氟蛋白","1211","最合适扑救各种易燃液体和那些受到水、泡沫、干粉等灭火物的沾污容易损坏的固态物质火灾的灭火器是( )灭火器",{"answer":51,"createTime":5,"id":6,"options":52,"question":19,"source":30,"type":31},[],[8,9,10,11],{"answer":54,"createTime":5,"id":55,"options":56,"question":61,"source":30,"type":31},[],141503756,[57,58,59,60],"1.5~3.0","3.0~4.5","4.5~6.0","15~30","催化裂化装置的分馏塔顶油气管线上,要注入浓度( )%的氨水",{"answer":63,"createTime":5,"id":64,"options":65,"question":70,"source":30,"type":31},[],141503757,[66,67,68,69],"5~10","10~15","15~20","20~30","通过实验研究表明,用一定的溶剂比在不同温度下进行精制,有一个可以得到最高产品质量的温度,这个温度通常比互溶温度低( )℃",{"answer":72,"createTime":5,"id":73,"options":74,"question":79,"source":30,"type":31},[],141503758,[75,76,77,78],"100~120","120~150","300~360","370~400","汽油的平均分子量为( )",{"answer":81,"createTime":5,"id":82,"options":83,"question":88,"source":30,"type":31},[],141503759,[84,85,86,87],"2~4秒","2~4分","4~6秒","4~8分","提升管催化裂化的催化剂为分子筛催化剂,活性高,反应时间一般为( )",{"answer":90,"createTime":5,"id":91,"options":92,"question":97,"source":30,"type":31},[],141503760,[93,94,95,96],"C 1~C 4","C 2~C 5","C 3~C 6","C 5~C 6","在直链烷烃中,通常状态下是气态的是( )",{"answer":99,"createTime":5,"id":100,"options":101,"question":106,"source":30,"type":31},[],141503761,[102,103,104,105],"C和H","C和O","H和S","C和N","石油的主要化学成分是( )"]