[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fA9ui46ec2oVCRQffXu592p-aEq35xNNYn1Gim144WbI":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":19,"related":20,"source":29,"type":30},[],"2025-10-21 20:02:28",223213306,[8,9,10,11],"等于","高于","远高于","低于",{"count":13,"courseId":14,"courseImg":15,"courseName":16,"workId":17,"workName":18},48,"53e1d2ef4961cca8eea3e23969ad2cb9","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F03a579384a6dc297c89809b582fcc767.png","默认课程","work_46992489","测量输入电阻","5.2温度()玻璃化转变温度,分子链处于玻璃态",[21,31,40,49,58,67,70,79,88,97],{"answer":22,"createTime":5,"id":23,"options":24,"question":28,"source":29,"type":30},[],223213292,[8,25,26,27],"低","介于两者之间","高","5.3.3:共聚物的Tg一般总是()于两均聚物的玻璃化温度","v1",0,{"answer":32,"createTime":5,"id":33,"options":34,"question":39,"source":29,"type":30},[],223213295,[35,36,37,38],"PS、PC、PP、PE","PC、PS、PP、PE","PE、PC、PS、PP","PP、PC、PE、PS","5.3.3:下列聚合物中,玻璃化转变温度从高到低的正确次序是",{"answer":41,"createTime":5,"id":42,"options":43,"question":48,"source":29,"type":30},[],223213298,[44,45,46,47],"2","5","4","3","5.4.2:已知含有成核剂的聚丙烯在等温结晶时生成球晶,其Avrami指数n为",{"answer":50,"createTime":5,"id":51,"options":52,"question":57,"source":29,"type":30},[],223213302,[53,54,55,56],"范德华力大","以上均不正确","存在氢键","侧基的长度短","5.3.3:聚丙烯酸甲酯的Tg为3摄氏度,聚丙烯酸的Tg为106摄氏度,后者Tg高是因为()",{"answer":59,"createTime":5,"id":60,"options":61,"question":66,"source":29,"type":30},[],223213303,[62,63,64,65],"HDPE","全同PP",".LDPE","反式1,4-聚丁二烯","&lrm;5.5.2:下列聚合物中熔点最高的是",{"answer":68,"createTime":5,"id":6,"options":69,"question":19,"source":29,"type":30},[],[8,9,10,11],{"answer":71,"createTime":5,"id":72,"options":73,"question":78,"source":29,"type":30},[],223213310,[74,75,76,77],"聚偏氯乙烯","聚丙烯","聚氯乙烯","聚乙烯","5.3.3:下列聚合物中玻璃化温度最高的是",{"answer":80,"createTime":5,"id":81,"options":82,"question":87,"source":29,"type":30},[],223213315,[83,84,85,86],"交联","引入刚性基团","加入增塑剂","引入极性基团","5.3.3:Tg是表征聚合物性能的一个重要指标.( )因素会使Tg降低.&rlm;",{"answer":89,"createTime":5,"id":90,"options":91,"question":96,"source":29,"type":30},[],223213316,[92,93,94,95],"主链上杂原子数增加","增塑剂含量增加","以上均不对","交联度增加","5.3.3:以下哪个因素增加时,Tg增加",{"answer":98,"createTime":5,"id":99,"options":100,"question":105,"source":29,"type":30},[],223213317,[101,102,103,104],"实验检测速率越快,Tg越高","拉应力降低Tg,而压应力升高Tg","分子量越大,则Tg越高","动态方法测得Tg的比膨胀计法测得Tg高","5.3:下列关于玻璃化转变的描述不正确的是"]