explosion-proof switch

例句：

1. 1. The engineer designed a new explosion-proof switch to prevent accidents.
   工程师设计了一种新型防爆开关，以防止事故。
2. 2.The factory uses this explosion-proof switch to ensure the safety of its workers.
   工厂使用这种防爆开关来确保工人的安全。
3. 3.The explosion-proof switch is essential for maintaining electrical equipment in a hazardous environment.
   防爆开关对于维护电气设备在危险环境中至关重要。