A two - step process has been developed to recover cobalt from arsenite ores.为了从亚砷酸盐矿中回收钴,开发了二段工艺.The absorption reactions of goethite and its precursors on arsenite were studied.观察了针铁矿及其前体对溶液中亚砷酸根离子的吸附过程和吸附性能.Copper ars...
...watery beer.味道很淡的啤酒...a plateful of watery soup.一盘寡淡无味的汤There was a watery discharge from her ear.她耳朵里流出水样分泌物。He rescued her from a watery grave.他把她从水中救起。Nowadays , the watery moats which were Venice's protection...