Electromechanical all - or - nothing relays - blank detail specification - electromechanical all - or - nothing telecom relays of assessed quality - two change - over contacts , 20 mm x 10 mm base 机电的"全有或全无"继电器.空白详细规范.经质量评定的机电的"全有或全无"电信继电器. 20 mm x 10 mm基座的双转换触点继电器
Electromechanical non - specified time all - or - nothing relays of assessed quality - blank detail specification - electromechanical all - or - nothing telecom relays of assessed quality - two change - over contacts , 11 mm x 7 , 5 mm base 经质量评定的无规定时间的“全有或全无”机电继电器.空白详细规范.经质量评定的"全有或全无"机电电信继电器. 11 mm x 7 . 5 mm基的双转换触点
Electromechanical non - specified time all - or - nothing relays of assessed quality - blank detail specification - electromechanical all - or - nothing telecom relays of assessed quality - two change - over contacts , 15 mm x 7 , 5 mm base 经质量评定的机电式"非”规定时间全有或全无继电器.空白详细规范.经质量评定的机电式"全有"或"全无”通讯继电器.两组转换触点15 mm x 7 . 5 mm底座
