DIN EN ISO 23739 E:2023 精细陶瓷(高级陶瓷、先进技术陶瓷) 氧化锆粉末化学分析方法(ISO 23739:2021) 草案
Draft Document - Fine ceramics (advanced ceramics, advanced technical ceramics) - Methods for chemical analysis of zirconium oxide powders (ISO 23739:2021); German and English version prEN ISO 23739:2023