The spangold alloy as well as its spangle and anti-spangle effects have very aesthetic and decorative values,the spangold alloy is a novel family of decorative gold alloys.

 
  • “斯斑金”合金及其“斯斑”与“反斯斑”效应极具美学观赏价值与装饰效果,构成了金合金饰品的新家族。
今日热词
目录 附录 查词历史