BPG致力于知识的发现和传播
Total Visits of This Article
2022 | 总访问次数
排名 国家/地区 数量 占比
1 China 49 37.1%
2 United States 37 28%
3 Netherlands 22 16.7%
4 France 8 6.1%
5 Germany 7 5.3%
6 Korea, Republic of 7 5.3%
7 Switzerland 1 0.8%
8 United Kingdom 1 0.8%