Microstructure and mineral characteristics of ferruginous spheres in fly ash;
燃煤飞灰中铁质微珠的显微结构及其组成研究
Firstly, the fly ash is separated into three parts according to its mineralogical composition, they are ferruginous spheres, mullite-corundum and glass phases.
首先根据高铝粉煤灰的物相组成特点采用新的分离方法将之分离为三个相(或相组合):铁质微珠、莫来石-刚玉相以及玻璃相;然后分别用化学分析和ICP-MS测试主微量元素在高铝粉煤灰、铁质微珠以及莫来石-刚玉相中的含量,并结合相关数据计算出这些元素在玻璃相中的含量。
The inhibitive effect of sodium molybdate on iron relics;
钼酸钠对铁质文物的缓蚀作用研究
An efficient composite protective agent for iron relics was studied and its main performances were tested according to the requirement for the conservation of iron cultural relics in this paper.
研究了一种可以成功应用于铁质文物保护的复合封护剂 。
The strength treatment experiment by flocculation with ferric clay and appropriate coagulant has been done in this article.
采用铁质粘土加适量混凝剂对造纸废水原液及酸洗液进行絮凝强化处理试验,结果表明:COD去除率达50%,浊度去除率可达65。