脱扣装置包括牵引杆、热元件、双金属元件、磁系统、锁扣及跳扣。

A tripping device comprises a traction rod, a thermoelement, a bimetallic element, a magnetic system, a lock catch, and a jump pin.

youdao

脱扣装置包括牵引杆、热元件、双金属元件、磁系统、锁扣及跳扣。

A tripping device comprises a traction rod, a thermoelement, a bimetallic element, a magnetic system, a lock catch, and a jump pin.

youdao