BPG致力于知识的发现和传播
Total Visits of This Article
2021 | 总访问次数
排名 国家/地区 数量 占比
1 China 99 52.9%
2 United States 26 13.9%
3 France 17 9.1%
4 Netherlands 12 6.4%
5 Taiwan 11 5.9%
6 Germany 6 3.2%
7 Hong Kong 5 2.7%
8 Slovakia 4 2.1%
9 Japan 3 1.6%
10 Australia 2 1.1%
11 Sweden 1 0.5%
12 Korea, Republic of 1 0.5%