oil floating roof tank

The emergency drainage device is an important device in floating roof tank, used to drain the overloaded water accumulated on the floating roof to ensure a safety for oil tank.

浮顶油罐紧急排水装置是浮顶油罐上的一个重要的附件，其主要作用是排出浮顶上的超载积水，保证油罐浮顶的使用安全。

The storage tank was tilted and oil product was leaked due to asymmetry submergence of the foundation of floating roof tank.

由于浮顶罐基础不均匀下沉，致使罐体倾斜，并导致油品泄漏。

In this paper, the dangerous spaces to be likely neglected in the cleaning or welding job of floating roof oil tank are given, some safety measures to be taken in these jobs are presented.

列出了外浮顶油罐容易被忽视的死角区域，提出了在清洗过程中应采取的安全措施。