热(Re)电(Dian)阻(Zu)温(Wen)度(Du)传(Chuan)感(Gan)器(Qi)是(Shi)利(Li)用(Yong)导(Dao)体(Ti)或(Huo)半(Ban)导(Dao)体(Ti)的(De)电(Dian)阻(Zu)率(Lu)随(Sui)温(Wen)度(Du)的(De)变(Bian)化(Hua)而(?)变(Bian)化(Hua)的(De)原(Yuan)理(Li)制(Zhi)成(Cheng)的(De)，(?)实(Shi)现(Xian)了(Liao)将(Jiang)温(Wen)度(Du)的(De)变(Bian)化(Hua)转(Zhuan)变(Bian)为(Wei)元(Yuan)件(Jian)电(Dian)阻(Zu)的(De)变(Bian)化(Hua)。(?)有(You)金(Jin)属(Shu)热(Re)电(Dian)阻(Zu)及(Ji)半(Ban)导(Dao)体(Ti)热(Re)电(Dian)阻(Zu)（(?)又(You)称(Cheng)为(Wei)热(Re)敏(Min)电(Dian)阻(Zu)）(?)温(Wen)度(Du)传(Chuan)感(Gan)器(Qi)。(?)
1、(?)金(Jin)属(Shu)热(Re)电(Dian)阻(Zu)温(Wen)度(Du)传(Chuan)感(Gan)器(Qi)：(?)主(Zhu)要(Yao)有(You)铜(Tong)电(Dian)阻(Zu)、(?)镍(Nie)电(Dian)阻(Zu)和(He)铂(Bo)电(Dian)阻(Zu)温(Wen)度(Du)传(Chuan)感(Gan)器(Qi)等(Deng)，(?)用(Yong)的(De)最(Zui)广(Guang)的(De)是(Shi)铂(Bo)电(Dian)阻(Zu)和(He)铜(Tong)电(Dian)阻(Zu)
2、(?)半(Ban)导(Dao)体(Ti)热(Re)电(Dian)阻(Zu)/热(Re)敏(Min)电(Dian)阻(Zu)温(Wen)度(Du)传(Chuan)感(Gan)器(Qi)：(?)优(You)点(Dian)是(Shi)灵(Ling)敏(Min)度(Du)高(Gao)、(?)体(Ti)积(Ji)小(Xiao)、(?)价(Jia)格(Ge)低(Di)廉(Lian)；(?)缺(Que)点(Dian)是(Shi)互(Hu)换(Huan)性(Xing)差(Cha)，(?)安(An)装(Zhuang)以(Yi)后(Hou)不(Bu)方(Fang)便(Bian)更(Geng)换(Huan)，(?)然(Ran)后(Hou)测(Ce)温(Wen)范(Fan)围(Wei)较(Jiao)窄(Zhai)，(?)大(Da)约(Yue)-50—300度(Du)左(Zuo)右(You)。(?)