emergency elevator
常见例句
- Elevator emergency service.
電梯應急維脩服務； - Maintenance free storage battery 12v65ah is used for UPS power, elevator emergency evacuate system and so on.
用於UPS電源，太陽能，電梯應急疏散系統、高磁吸吊等備電。 - Reacho brand emergency device for elevator has multiple functions; it can provide both illumination voltages for elevator and pronunciation indication for user.
多項選用功能，可曏用戶提供電梯照明電壓、語音提示。 返回 emergency elevator