boiler bedding

例句：

1. 1.The engineer inspected the boiler bedding for any signs of wear and tear.
   工程师检查了锅炉床铺，看是否有磨损的迹象。
2. 2.The new boiler bedding is softer and more comfortable than the old one.
   新的锅炉床铺比旧的更柔软、更舒适。
3. 3. The engineer replaced the worn-out boiler bedding with a new set.
   工程师用一套新的床铺替换了磨损的锅炉床铺。