It was found that Ce may improve the anodic corrosion properties of the alloy, but La and misch metal may make its properties worse.
发现铈能改善合金的阳极腐蚀性能，而镧及混合稀土均使合金的阳极腐蚀性能变差。
To ensure the anodic corrosion cathodic protection system working effectively over a long period of time, regular detection and maintenance of the system should be made.
为确保牺牲阳极阴极保护系统长期有效地工作，应当定期检测与维护。
The importance of control to time of caustic soda corrosion and anodic oxide technology is pointed out.
指出控制碱腐蚀时间和阳极氧化工艺参数的重要性。
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