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作者分析了750kg空气锤前缸镶套产生缺陷的原因,提出了应用先底注后雨淋的浇注系统消除铸造缺陷的方法。
The author analyzes the causes of the defects in the front cylinder of 750kg air hammer, and puts forward the method of eliminating the casting defects by using the pouring system with the bottom after the rain shower.