2) emerald
[英]['emərəld] [美]['ɛmərəld]
祖母绿
1.
Status of worldwide emerald deposit research and some problems;
世界祖母绿矿床研究现状及存在问题
2.
Research and development of emerald laser crystals;
祖母绿激光晶体及其激光器的研究现状与发展
3.
This paper expatiate the current research situation of the world emerald deposits and their gemological characters from these aspects , resource of the world emerald,geological environment and their causes of formation, the colouration mechanism of the emerald and the inclusion in emerald.
祖母绿矿床多为花岗岩浆期后酸性热液交代基性-超基性岩之产物。
4) copper emerald
铜祖母绿
5) emerald cut
祖母绿型
6) false emerald
假祖母绿
补充资料：外祖母
1.母亲的母亲。俗称外婆。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条