1995—2015年美国钴物质流演变
刘立涛, 赵慧兰, 刘晓洁, 代涛, 刘刚

Cobalt material flow in the United States from 1995 to 2015
LIU Litao, ZHAO Huilan, LIU Xiaojie, DAI Tao, LIU Gang
图6 1995-2015年美国材料(a)、电动汽车电池(b)和电子产品电池(c)供应格局变化
Figure 6 Variation and change of Material (a), electric vehicle battery (b), and consumer electronics battery (c) suppliers for the United States