| Subject | English | Chinese |
| scient. | insert fuses or circuit breakers in circuits as protecting devices | 在电路里装上保险丝或者断路器作为防护装置 |
| nautic., tech. | insulation material, electrical equipment such as circuit breakers and fuses, circuit breaker arc chutes, electrical cable materials/insulation particularly cables with cloth like sheathes | 隔热材料，断路器和熔断器，断路器电弧隔板，电缆材料/绝缘特别是有编织物护套的电缆 |