[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$ffBo2HSilJpm9_pzCzgeKK-wx4fTXgi2vyJxn9STLBjQ":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":19,"related":20,"source":28,"type":48},[],"2025-06-04 08:46:03",193770865,[8,9,10,11],"均化样品","防止组分挥发","迫使蜡凝固","便于称量样品",{"count":13,"courseId":14,"courseImg":15,"courseName":16,"workId":17,"workName":18},22,"53e1d2ef4961cca8eea3e23969ad2cb9","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F03a579384a6dc297c89809b582fcc767.png","默认课程","work_42859957","黑盒测试","对用于油品分析或产品质量检验的组合样进行冷却贮存,其主要目的在于( )",[21,30,35,40,45,49,58,67,76,85],{"answer":22,"createTime":5,"id":23,"options":24,"question":27,"source":28,"type":29},[],193770861,[25,26],"正确","错误","车用汽油 10%蒸发温度反映其低温启动性和形成气阳的倾向.()","v1",3,{"answer":31,"createTime":5,"id":32,"options":33,"question":34,"source":28,"type":29},[],193770862,[25,26],"车用汽油 10%蒸发温度反映其低温启动性和形成气阻的倾向",{"answer":36,"createTime":5,"id":37,"options":38,"question":39,"source":28,"type":29},[],193770863,[25,26],"测定汽油馏程时,量简的口部要用吸水纸或脱脂棉塞住.()",{"answer":41,"createTime":5,"id":42,"options":43,"question":44,"source":28,"type":29},[],193770864,[25,26],"50%馏出温度反映车用汽油的平均蒸发性,它影响发动机启动后的升温时间和加速性能",{"answer":46,"createTime":5,"id":6,"options":47,"question":19,"source":28,"type":48},[],[8,9,10,11],0,{"answer":50,"createTime":5,"id":51,"options":52,"question":57,"source":28,"type":48},[],193770868,[53,54,55,56],"0℃-10℃","13℃-18℃","0℃~1℃","不高于室温","测定汽油馏程时,为保证油气全部冷凝,减少蒸馏损失,必须控制冷浴温度为( )",{"answer":59,"createTime":5,"id":60,"options":61,"question":66,"source":28,"type":48},[],193770871,[62,63,64,65],"轻组分含量","平均蒸发性能","重组分含量","最重馏分沸点","50%蒸发温度可以表示汽油的( )",{"answer":68,"createTime":5,"id":69,"options":70,"question":75,"source":28,"type":48},[],193770874,[71,72,73,74],"不高于70℃","不高于190℃","不高于90℃","不高于110℃","我国规定车用汽油的90%蒸发温度( )",{"answer":77,"createTime":5,"id":78,"options":79,"question":84,"source":28,"type":48},[],193770879,[80,81,82,83],"200℃","210℃","250℃","205℃","我国规定车用汽油的终馏点不高于( )",{"answer":86,"createTime":5,"id":87,"options":88,"question":91,"source":28,"type":48},[],193770885,[54,89,90,53],"0℃-1℃","1℃-4℃","测定汽油馏程时,如该试样组别特性为1组,量取试样、馏出物、和残留液体积的量筒温度要保持在( )℃"]