Frankfurt,2000年5月22日:在ACHEMA2000召开之时,ProfibusInternational宣布开始扩展其技术规范,在潜在的领域将测试的传输技术应用于应用层,IEC61158-2,目前已扩展到包含RS485联系的系统中。因此这种传?
Frankfurt, May 22, 2000: At the time of
A novel process technology to prepare glass-ceramics directly from molten steel slag(MSS) is proposed in the study.The liquid-solid mixing method was used to ad