gastrogalvanization

例句：

1. 1. The gas pipeline was severely corroded due to the poor quality of the metal.
   由于金属质量差，燃气管道严重腐蚀了。
2. 2. To prevent this, it is necessary to perform regular galvanization on the pipelines.
   为了预防这种情况，有必要对管道进行定期的电化学保护。
3. 3. The engineers decided to use a special galvanizing solution to repair the damaged parts.
   工程师们决定使用一种特殊的电化学保护溶液来修复受损的部分。