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 30 42.9%
2 United States 17 24.3%
3 Netherlands 6 8.6%
4 France 4 5.7%
5 Iran, Islamic Republic of 4 5.7%
6 Taiwan 2 2.9%
7 Zambia 2 2.9%
8 Hong Kong 2 2.9%
9 United Kingdom 1 1.4%
10 Japan 1 1.4%
11 Germany 1 1.4%