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1序言一种新型陶瓷材料目前已在市场上出现,它弥补了现有除气系统的许多不足之点,并改善了他们的性能。过去,已经成功地开发出了多种铝熔体
1 Introduction A new type of ceramic material is currently available on the market that addresses many of the shortcomings of existing degassing systems and improves their performance. In the past, a variety of aluminum melts have been successfully developed