conduit box

例句：

1. 1. The engineer designed a new conduit box to improve the efficiency of the pipeline system.
   工程师设计了一个新的导管箱来提高管道系统的效率。
2. 2. The construction crew used a conduit box to protect the electrical wiring during the installation process.
   施工队在安装过程中使用导管箱来保护电气线路。
3. 3. The conduit box was installed in the basement to prevent water from seeping into the building.
   导管箱被安装在地下室以防止水渗入建筑。