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针对各种截污管网中管材的特性,结合东莞市800多km污水管道的施工情况以及管道电视(CCTV)的检测结果进行分析研究,总结各种管材在应用中存在的问题和注意事项。
Aiming at the characteristics of pipes in various sewer networks, the paper analyzes the construction conditions of more than 800 km sewers in Dongguan City and the test results of CCTV and summarizes the problems and precautions in the application of various tubes.