reinforced concrete sector gate

例句：

1. 1.The reinforced concrete sector gate is a critical component of the new bridge construction.
   加固混凝土区段门是新桥梁建设的关键组成部分。
2. 2. The engineers carefully designed the reinforced concrete sector gate to ensure its stability during heavy traffic.
   工程师们仔细设计了加固混凝土区段门，以确保在重交通下的稳定性。
3. 3.The reinforced concrete sector gate was installed at the entrance of the building, providing an extra layer of security for the residents.
   加固混凝土区段门安装在建筑入口处，为居民提供了额外的安全层。