As the buried water pipelines scatter over a large area in complicated arrangement,applied-current cathodic protection has been applied and supported by magnesium alloy sacrificing anode.

• 由于厂区埋地水管网分布广、管线错综复杂,为此采取了以外加电流阴极保护为主、镁合金牺牲阳极为辅的保护措施。