The cerusite can be collected by xanthate without sulfuration, however the flotation indexes are not good.在不硫化的条件下,黄药能够浮选白铅矿, 但浮选指标不高.Expounds liquid level control system of flotation machine and its industrial test.介绍浮选...
Flotation is used for Florida and Kola rock.浮选操作法用于佛罗里达磷矿和科拉磷矿.Flotation is a process for separating low density solids or liquid particles from a liquid phase.浮选是从液体中分离出低密度固体物或液态颗粒.Expounds liquid level control system o...
There have been growing signs of a ra-pprochement with Vietnam.同越南恢复友好关系的迹象越来越明显了。Vietnam has emerged as the world's third-biggest rice exporter.越南已跃居世界第三大稻米出口国。Money will also go into local development projects in ...
Carbohydrates are one of the four major classes of biochemical molecules.碳水化合物是四大类生物化学分子中的一类.Firm liver enlargement and biochemical evidence of intrahepatic cholestasis are typical manifestations.肝硬而肿大和肝内胆汁淤沸的生化改变是典型现象.T...
编程者似乎对大批量制造含暴力因素的产品处之漠然,毫无责任心。Programme-makers seem irresponsibly insouciant about churning out violence.计算机编程概要the basics of computer programming高级编程语言a high-level programming language...