[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$f_wyy_pw1bpxapQD5WrGv5fQ-9FadsQO9Uf53du-5Adw":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":19,"related":20,"source":31,"type":32},[],"2025-05-22 09:46:16",189871188,[8,9,10,11],"混合C2馏分","液氮","液氨","冷水",{"count":13,"courseId":14,"courseImg":15,"courseName":16,"workId":17,"workName":18},20,"c28f262fd415e9bdf58c107669d19fa1","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F92d3b1d685ac5af9366395736f21f83f.jpg","化学工艺学","work_42207243","第七次课随堂测验","装置开车阶段,尚无烯烃产品作为冷剂使用,常采用()暂时代替,后面生产正产后再逐步替换",[21,33,42,49,58,61,71,80,89,98],{"answer":22,"createTime":23,"id":24,"options":25,"question":30,"source":31,"type":32},[],"2025-05-22 09:46:15",189871160,[26,27,28,29],"1A分子筛","2A分子筛","3A分子筛","4A分子筛","石油、化工行业中气液相深度干燥、精炼、聚合所必需的首选干燥剂是","v1",0,{"answer":34,"createTime":23,"id":35,"options":36,"question":41,"source":31,"type":32},[],189871167,[37,38,39,40],"3","3.6","4","4.6","裂解气的压缩制冷过程,工业上已有深冷分离装置通常采用()MPa左右",{"answer":43,"createTime":23,"id":44,"options":45,"question":48,"source":31,"type":32},[],189871173,[46,47],"低","高","裂解气为压缩的主要目的是为了使精馏分离温度不要太()",{"answer":50,"createTime":5,"id":51,"options":52,"question":57,"source":31,"type":32},[],189871180,[53,54,55,56],"压缩能耗太高","裂解气终温太高","甲烷和乙烯相对挥发度接近一,不易分离","二烯烃易聚合","典型的裂解气五段压缩,最后一段压缩出口压力不能高于3.8MPa,原因是",{"answer":59,"createTime":5,"id":6,"options":60,"question":19,"source":31,"type":32},[],[8,9,10,11],{"answer":62,"createTime":5,"id":63,"options":64,"question":69,"source":31,"type":70},[],189871198,[65,66,67,68],"低碳烯烃","裂解汽油","水分","燃料油","裂解气的预分馏主要是分馏出裂解气中的",1,{"answer":72,"createTime":5,"id":73,"options":74,"question":79,"source":31,"type":70},[],189871208,[75,76,77,78],"气体裂解原料中带入","液体裂解原料中所含硫化物高温下与氢气和水蒸气反应生成H2S, CO2","裂解原料烃和炉管中的积碳与水蒸气反应生成CO和CO2","焦层分解产生的混合气体","裂解气中的杂质气体的主要来源有",{"answer":81,"createTime":5,"id":82,"options":83,"question":88,"source":31,"type":70},[],189871217,[84,85,86,87],"堵塞管路","造成下游催化剂中毒","使产品纯度不合格","腐蚀设备和管道","裂解气中酸性气体的危害主要有",{"answer":90,"createTime":5,"id":91,"options":92,"question":97,"source":31,"type":70},[],189871224,[93,94,95,96],"物理吸收法","碱洗法","乙醇胺法","冷冻法","裂解气中酸性气体的脱除,主要方法有",{"answer":99,"createTime":5,"id":100,"options":101,"question":106,"source":31,"type":70},[],189871230,[102,103,104,105],"分子筛吸附法","溶剂吸收法","深冷分离法","催化加氢法","裂解气中炔烃的脱除方法主要有"]