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通过熔化、浇注等主要现场工部各环节的跟踪，对影响渗漏的主要原因进行分析，提出了解决球铁管渗漏缺陷的途径。
Through the tracking of the key links such as melting and pouring, the main reasons that affect the leakage were analyzed, and the ways to solve the leakage defects of ductile iron pipes were put forward.