Must do derusting and to oxidation film processing, generally use chemicalpolishing or electrolytic polishing.
必须先做除锈及去氧化膜处理,一般使用化学抛光或电解抛光。
2
At last the clinical use of chemicalpolishing method was tried.
将铸钛修复体的化学抛光方法应用于临床。
3
A new technology for chemicalpolishing of copper in weak alkaline solution has been developed and a brightener (containing corrosion inhibitor and surfactant) has been found out.