英文英文字典
英文英文字典
古腾堡计划中的在线英语-英语词典
结果
Widmanstatten figures的结果
Widmanstatten figures
Certain figures appearing on etched meteoric
iron; -- so called after A. B. Widmanstatten, of Vienna, who first
described them in 1808. See the Note and Illust. under Meteorite.