Fast-growing of high-quality gem diamond under HP-HT is realized, and the growth rate at the beginning period (12 hours) has been increased from 1.1 mg/h to about 4.5mg/h.

• 最终将优质宝石级金刚石单晶的生长速度提高了4倍之多；由原来的1.；1mg/h提高到了4