tunnel warning equipment

例句：

1. 1. The tunnelwarning equipment is essential for ensuring the safetyof workers during construction.
   隧道预警设备对于确保施工期间工人的安全至关重要。
2. 2. The tunnel warningequipment helps to prevent accidents by alertingworkers to potential hazards.
   隧道预警设备通过警告工作人员潜在的危险，帮助预防事故。
3. 3. The tunnel warningequipment is constantly updated with thelatest technology to improve its effectiveness.
   隧道预警设备不断采用最新的技术进行更新，以提高其有效性。