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The repair technology of local casting defects on the large diameter ball valve steel castings
Author(s): 
Pages: 17-18
Year: Issue:  3
Journal: Valve

Keyword:  大口径 球阀 铸钢件 缺陷 修补;
Abstract: 介绍了水轮机用大口径进水球阀铸钢阀体铸造缺陷的判定和处理方法。
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