nonmetallic inorganic coating
常见例句
- In aspect of surface conversion coating, the latest research results on rare earth conversion coating and inorganic nonmetallic conversion coating are introduced.
表麪轉化膜方麪主要介紹了稀土轉化膜以及無機非金屬轉化膜等在該方麪取得的最新研究成果； 返回 nonmetallic inorganic coating