The preparation of zinc sulfate heptahydrate and copper sulfate pentahydrate from calcined zincblende was investigated.
用经高温煅烧后的闪锌矿石与稀硫酸反应制备硫酸锌和五硫酸。
The preparation of zinc sulfate heptahydrate and copper sulfate pentahydrate from calcined zincblende was investigated.
用经高温煅烧后的闪锌矿石与稀硫酸反应制备硫酸锌和五硫酸。
声明:以上例句、词性分类均由互联网资源自动生成,部分未经过人工审核,其达内容亦不软件的观点;若发现问题,欢迎向我们指正。