reducing hose coupler

例句：

1. 1.The engineer used a reducing hose coupler to connect the two pipes.
   工程师使用减压软管接头将两根管子连接起来。
2. 2. During the installation process, the technician carefully checked the reducing hose coupler to ensure it was properly sealed.
   在安装过程中，技术员仔细检查了减压软管接头，确保它被正确密封。
3. 3. The reducing hose coupler was designed to prevent leaks during the transportation of heavy materials.
   减压软管接头的设计旨在防止在运输重材料时发生泄漏。