The outer circle of the thermal fuse is riveted with a coppersleeve.
热熔断器的外圆上铆接有铜套。
2
The results show that oxide inclusion in grain boundary and structure defects from casting and forging process are the main reasons for failure of the coppersleeve.
结果表明：晶界氧化夹杂和铸造、锻造造成的组织缺陷是引起结晶器铜套快速失效的主要原因。
3
Taking for example the wear of connecting rod coppersleeve, the paper introduces the application of this method to the prediction of internal combustion engine maintenance and fault detection.