Effects of Irrigation Upon Leaching-out of Susceptible Dissolved Ions in Loessial Soil 灌溉对黄土易溶阳离子淋溶的试验研究
Based on a static leaching experiment of gangues, leaching characters of seven hazardous trace elements were studied, and factors affecting the leaching-out of trace elements were analysed. 在煤矸石的静态淋溶试验的基础上,研究了7种有害微量元素的淋溶特性,分析了微量元素析出的影响因素。
Study on the technology of leaching-out of lead sulfide concentrate with ferric chloride 三氯化铁浸出铅精矿工艺研究
Through the study of affecting factors on manganese leaching-out rate, we brought out the suitable process conditions to leach out manganese from seabed manganese nodules by liquid-phase oxidation. 通过对结核中锰浸出率的各影响因素的考察,提出了液相氧化法从海底锰结核中提取锰的适宜工艺条件。
Experiments of leaching-out, silicon from aluminosilicate and metabolites produced by silicate bacteria 铝土矿的细菌浸出及微生物代谢产物试验研究