liner flange

例句：

1. 1.The new liner flange has been installed on the ship's side.
   新衬里法兰已经安装在船的一侧。
2. 2.The flange is designed to fit snugly against the wall.
   这个法兰设计得可以紧贴墙壁。
3. 3. The flange is used to connect two pieces of metal together.
   这个法兰用来连接两块金属。