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 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.
本文结合环胶州湾公路工程实例，介绍了塑料排水板超载预压法处理软基的施工方法。
Combining the engineering examples, the construction method to process soft terrain base using overload and prepressed plastic drainage plate is introduced in this paper.
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