Seven years ago his father, Robert, produced a diamond in a high-pressure chamber of carbon gas and dropped it into an acid solution to clean it off.
七年前他的父亲罗伯特在一间高压碳气室中制造了一颗钻石，把它放入酸性溶液中清洗干净。
2
By taking diamond and cubic boron nitride as model compounds, this paper presents a systematic description on applications of high-pressure technique in inorganic synthesis.
本文以金刚石、立方氮化硼和一些典型化合物为例，系统地介绍了高压技术在无机合成中的应用。
3
The synthetic diamond tests were carried out using a six-anvil high-pressure apparatus and a new sheeted iron-base catalyst made by power metallurgy.