Kerosene is rarely stored in inner floating roof tank in general condition.
通常情况下，很少用内浮顶罐储存煤油。
The analysis on the design regulation of dome roof tank and its stress conditions is made.
分别从拱顶油罐的设计规定和受力状况两方面进行了分析。
The weld defects and thermal stress result in failure of vapour wax-removal loop-pipe used in floating roof tank.
浮顶罐蒸汽除蜡装置失效的原因是施工焊接缺陷和热应力破坏。
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