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将服役近20年、基础倾斜、罐体形状严重超标的2台直径为60 m的5×10~4 m~3外浮顶原油罐改造成合格的内浮顶成品油罐,给大型油罐的旧罐技术改造工程提供了一套成功经验。
Two 60-m-diameter 5 × 10 ~ 4 m ~ 3 floating roof tanks, which have been in service for nearly 20 years and have been heavily inclined on the basis of their tank shape, have been transformed into qualified internal floating roof tanks and large oil Canning tank old technical transformation project provides a set of successful experience.