sulphide inclusion

例句：

1. 1. The steel was found to contain significant amounts of sulphide inclusions.
   这种钢被发现含有大量的硫化物夹杂物。
2. 2.Sulphide inclusions can be a cause for concern in the production of certain metals.
   硫化物夹杂物在某些金属的生产过程中可能是一个值得担忧的问题。
3. 3. The engineer analyzed the sample and identified several sulphide inclusions that needed to be removed.
   工程师分析了样本，并识别出几个需要移除的硫化物夹杂物。