[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"$fX_fxsAZsXeYMjokf8MDDkDCkyTNWf6apVvGWcUeAtSY":3},{"answer":4,"createTime":5,"id":6,"options":7,"origin":12,"question":19,"related":20,"source":30,"type":31},[],"2024-04-02 19:23:50",136699733,[8,9,10,11],"补偿热电偶冷端热电势的损失","起冷端温度补偿作用","将热电偶冷端延长到远离高温区的地方","提高灵敏度",{"count":13,"courseId":14,"courseImg":15,"courseName":16,"workId":17,"workName":18},74,"a8ced8a726400cefa84681bfdc6595a0","https:\u002F\u002Ftihai-oss-cloud.itihey.com\u002Fimg\u002F2d4bda305a2d96eecb38593a0cf49088.png","传感器技术及应用","work_33100293","作业3'(温度)","在热电偶测温回路中经常使用补偿导线的最主要的目的是( )",[21,32,41,44,53,62,71,80,89,98],{"answer":22,"createTime":5,"id":23,"options":24,"question":29,"source":30,"type":31},[],136699730,[25,26,27,28],"热端直径","热端和冷端的温度","热端和冷端的温差","热电极的电导率","( )越大,热电偶的输出热电势就越大","v1",0,{"answer":33,"createTime":5,"id":34,"options":35,"question":40,"source":30,"type":31},[],136699731,[36,37,38,39],"提高测量灵敏度","减小非线性误差","提高电磁兼容性","减小引线电阻的影响","热电阻测量转换电路采用三线制是为了( )",{"answer":42,"createTime":5,"id":6,"options":43,"question":19,"source":30,"type":31},[],[8,9,10,11],{"answer":45,"createTime":5,"id":46,"options":47,"question":52,"source":30,"type":31},[],136699735,[48,49,50,51],"大","小","相等","不确定","半导体应变片的应变灵敏系数比电阻应变片()",{"answer":54,"createTime":5,"id":55,"options":56,"question":61,"source":30,"type":31},[],136699737,[57,58,59,60],"与导体材料有关","与热端冷端温度差有关","AB均正确","AB均不正确","热电偶所产生的热电动势()",{"answer":63,"createTime":5,"id":64,"options":65,"question":70,"source":30,"type":31},[],136699739,[66,67,68,69],"热电","压电","电磁感应","光电","热电偶温度传感器的工作原理基于___ 效应",{"answer":72,"createTime":5,"id":73,"options":74,"question":79,"source":30,"type":31},[],136699740,[75,76,77,78],"薄膜热电偶","串联热电偶","并联热电偶","铠装热电偶","适合于测量平均温度的热电偶是:()",{"answer":81,"createTime":5,"id":82,"options":83,"question":88,"source":30,"type":31},[],136699741,[84,85,86,87],"异性电极","同性电极","测量结","任意结点","利用并联热电偶测量温度时,并联在一起的参考端为:()",{"answer":90,"createTime":5,"id":91,"options":92,"question":97,"source":30,"type":31},[],136699742,[93,94,95,96],"瞬时变化的温度","单一恒温","平均温度","温度差","并联联电偶可用 于测量:()",{"answer":99,"createTime":5,"id":100,"options":101,"question":102,"source":30,"type":31},[],136699743,[76,77,75,78],"热电堆指的是下列哪种热电偶:()"]