fire-control grid

例句：

1. 1.The firefighters used a fire-control grid to direct the firefighting efforts effectively.
   消防员们使用一个火力控制网格有效地指导了灭火工作。
2. 2.The new fire-control grid system is expected to significantly improve firefighting efficiency.
   新的火力控制网格系统预计将显著提高灭火效率。
3. 3.The fire-control grid was designed to provide a clear line of sight for the firefighters to monitor the flames.
   火力控制网格被设计为为消防员提供清晰的观察线，以便监视火焰。