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在对锡青铜离心轴套铸件的喇叭形气孔形貌进行分析的基础上，归纳出喇叭形气孔的形成机理。为防止此类气孔缺陷提供了理论依据。
Based on the analysis of the flared stomatal appearance of tin bronze centrifugal bush castings, the formation mechanism of flare stomatal was summarized. In order to prevent such pore defects provide a theoretical basis.