同时试验了一种破络沉淀铜的方法处理无氰络合物镀铜废水。
A method for breaking the complex forming copper precipitation was tested for wastewater treatment of non-cyanide complex copper plating.
但是他希望，通过在纳米管的表面更平均地沉淀铜纳米颗粒，结合其他一些改进，他们能够提高转化速率上千倍。
But he hopes that depositing copper nanoparticles more evenly onto the surfaces of the nanotubes and making other improvements will help boost their conversion rates by a factor of several thousand.
在大西洋中，有一处含有铜，铁，锌，金还有银的沉淀区域长达600英尺，高达120英尺，和休斯敦巨蛋体育馆一样大。
One deposit of copper, iron, zinc, gold, and silver sulfides in the Atlantic is, at 600 feet across and 120 feet high, as big as the old Houston Astrodome.
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