The coating layer of silica and magnesiumoxides was prepared by sol-gel method.
硅镁氧化物包覆层采用溶胶-凝胶法制备，由正硅酸乙脂水解和缩聚得到。
2
A process is disclosed in which coarse silica, calcium oxides and magnesiumoxides are treated in a ball mill together with grinding AIDS and cold-strength binders.
公开了一种方法，其中在球磨中与磨料和冷粘着粘结剂一起处理粗二氧化硅、氧化钙和氧化镁源。
3
The stabilizing agent may include calcium, magnesium, yttrium salts of oxides and rare earth oxides.