立式钢油罐强度破坏的重点区域在底圈罐壁，其作用的各变量因素具有较大的随机性，可靠性评价方法较为适用。
The most vulnerable area of the vertical steel oil tanks being destroyed is the bottom shell, because the variables acting on it are random, reliability analysis can be applied in assessment.
介绍了一例油罐更换罐底的施工方案，分析施工中出现的问题，并提出解决办法。
Construction project of changing a bottom plate of the oil tank was illustrated, trouble of construction was analyzed, and its solution was provided.
论述了炼油厂储油罐腐蚀的原因、类型，介绍了油罐罐底和罐壁的腐蚀情况，分析了储油罐腐蚀的机理。
Explicating corrosion reasons and types of oil storage tank in oil refinery plant, it introduces corrosion situation at oil storage tank bottom and wall, and analyzes mechanism of the corrosion.
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