The bottom plate and annular plates of large storage tanks are more subject to corrosion. Therefore, their corrosionprotection is very important in the overall corrosionprotectionoftanks.
大型储罐底板的边缘板在油罐腐蚀事故中占很大比例，有关储罐边缘板的防护问题是储罐防护的重要组成部分。
2
We should pay attention to corrosionof tank bottom plate. The cathode protection test conducted by YiZhen pump station shows cathode protection can reduce the corrosionoftanks significantly.
油罐底板腐蚀问题应予重视，仪征泵站大罐阴极保护试验表明，采取阴极保护措施可极大地降低油罐腐蚀。
3
Through corrosion analysis mechanisms of bottom edge board of crude oil tanks in GPC wharf Mabianzhou island Huizhou, bring up corresponding the protection measures.