| 1. | Sealed miniature double pole reverse current 15 amperes relays A小型密封双极逆流继电器 |
| 2. | Double pole main switch not installed for single phase installation 单相装置并无安装双极总掣。 |
| 3. | Switchgear for aircraft . sealed double pole reverse current midget relays 飞机开关装置.双极反向密封超小型继电器 |
| 4. | Switchgear for aircraft . miniature sealed reverse current double pole relays 飞机开关装置.双极反向密封小型继电器 |
| 5. | Switchgear for aircraft . miniature sealed reverse current double pole relays 飞机电气开关装置.小型密封逆流双极继电器 |
| 6. | Switchgear for aircraft . 1 . 5 ampere double pole reverse current midget relays 飞机电气开关装置. 1 . 5a小型双极逆流继电器 |
| 7. | Double pole double throw 双极双投 |
| 8. | Double pole single throw 双极单投 |
| 9. | Switchgear for aircraft . 10 amperes miniature sealed reverse current double pole relays 飞机电气开关装置. 10a小型密封逆流双极继电器 |
| 10. | Switchgear for aircraft . fixing of base for 3 amperes double pole sealed reverse current relays 飞机电气开关装置. a双极密封逆流双极继电器座的安装 |