[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fVind6WRbERv4WuxygXeB9RRbZ4TfSjkpU-r8GX4Lj9M":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":10,"question":17,"related":18,"source":28,"type":112},[],"2024-05-05 12:03:54",141463768,[8,9],"正确","错误",{"count":11,"courseId":12,"courseImg":13,"courseName":14,"workId":15,"workName":16},21,"c2f8b02917f89a787e6c6fcaa0033e48","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002Fa606a37845e507f12222a6f84a731131.png","制冷原理与设备","work_34517927","第三章作业","在载冷剂系统中,选择载冷剂时,要保证,载冷剂的凝固温度小于蒸发温度,蒸发温度大于载冷环境温度",[19,30,39,48,57,66,76,85,94,103],{"answer":20,"createTime":5,"id":21,"options":22,"question":27,"source":28,"type":29},[],141463750,[23,24,25,26],"临界温度高,凝固温度高","临界温度高,凝固温度低","临界温度低,凝固温度高","临界温度低,凝固温度低","选择制冷剂时,希望( )","v1",0,{"answer":31,"createTime":5,"id":32,"options":33,"question":38,"source":28,"type":29},[],141463751,[34,35,36,37],"金","银","铜","铁","氨含水后会腐蚀( )",{"answer":40,"createTime":5,"id":41,"options":42,"question":47,"source":28,"type":29},[],141463752,[43,44,45,46],"冰堵","脏堵","库温太低","膨胀阀开启度过小","开机后热力膨胀阀堵塞,阀外加热后又开始供液,随后又堵塞,原因可能是( )",{"answer":49,"createTime":5,"id":50,"options":51,"question":56,"source":28,"type":29},[],141463753,[52,53,54,55],"可以象纯工质一样使用",".具有比单一工质更低的蒸发温度","如果在全封闭压缩机中使用,电机可以得到更好的冷却","在使用中如果泄路会引起循环性能发生变化","共沸混合制冷剂,下列说法不正确的( )",{"answer":58,"createTime":5,"id":59,"options":60,"question":65,"source":28,"type":29},[],141463754,[61,62,63,64],".重",".轻","清","浊","氨与矿物油是不溶的,但氨比油( ),很方便放油",{"answer":67,"createTime":5,"id":68,"options":69,"question":74,"source":28,"type":75},[],141463755,[70,71,72,73],"制冷剂的热力性能","制冷剂的环境可接受性","制冷剂的实用性","制冷剂的溶水性","选用制冷剂时需要关注以下三个方面( )",1,{"answer":77,"createTime":5,"id":78,"options":79,"question":84,"source":28,"type":75},[],141463756,[80,81,82,83],"没有一个共同的沸点,在T-x图上是鱼形曲线","使用中一旦泄露会引起循环性能的改变","在小型空调系统中可以提高制冷效率","其开发应用扩大了制冷剂选择的自由度","非共沸混合制冷剂,下列说法正确的是( )",{"answer":86,"createTime":5,"id":87,"options":88,"question":93,"source":28,"type":75},[],141463757,[89,90,91,92],"粘度小,流动阻力小","临界温度低,使用中系统压力大","传热性好","化学稳定性好","二氧化碳作为第四代制冷剂,在使用中的特点主要体现在( )",{"answer":95,"createTime":5,"id":96,"options":97,"question":102,"source":28,"type":75},[],141463758,[98,99,100,101],"用冷对象较远","不易安装蒸发器的地方","用冷温度要求更低的地方","用冷温度更高的地方","载冷剂系统又叫间接制冷系统,一般适应于( )",{"answer":104,"createTime":5,"id":105,"options":106,"question":111,"source":28,"type":75},[],141463759,[107,108,109,110],"冰盘管蓄冷","冰球蓄冷","冰水蓄冷","水蓄冷","静态冰蓄冷包括( )",3]