high-contentCOCA³¹⁵¹¹¹⁺⁴ 基本例句 🌏高含量；高内涵 An anti- oxidation graphite material was prepared by improving anti-oxidization of carbon graphite and treatment with phosphate inorganic high-content mixed salt. 采用了改善炭石墨材料基体抗氧化性能和用磷酸无机高分子复合盐处理的内外结合的方法制备了一种耐高温氧化石墨。 cnki