BPG致力于知识的发现和传播
Total Visits of This Article
2023 | 总访问次数
排名 国家/地区 数量 占比
1 China 258 78.4%
2 United States 31 9.4%
3 Netherlands 15 4.6%
4 Canada 6 1.8%
5 Korea, Republic of 5 1.5%
6 Taiwan 4 1.2%
7 Germany 4 1.2%
8 Japan 2 0.6%
9 United Kingdom 2 0.6%
10 Ukraine 1 0.3%
11 Ireland 1 0.3%