The thesis briefly introduces the development background of plastic pipe,respectively analyzes the application of several common plastic pipes in municipal engineering,such as PVC-U double-wall corrugated pipe,HDPE winding pipe and RPM pipe,and describes the pipeline connecting and sealing points,so as to guide practice.%简单介绍了塑料管材发展的背景,分别针对PVC-U双壁波纹管、HDPE缠绕增强管、夹砂玻璃钢管等几种常见的塑料管在市政工程中的应用进行了分析,并阐述了管道连接和密封的操作要点,以指导实践。
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