铬元素的前世今生——第54届国际化学奥林匹克试题第2题解析
马建功, 邱晓航

Chromium in Ancient and Modern Times: Analysis of Problem 2 of the 54th International Chemistry Olympiad
Jian-Gong Ma, Xiaohang Qiu
左:金代山西窑黑釉剔花缸[4];右:宋代福清窑黑釉盏[5]