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 90 51.7%
2 United States 37 21.3%
3 Germany 15 8.6%
4 Netherlands 11 6.3%
5 United Kingdom 6 3.4%
6 Korea, Republic of 5 2.9%
7 Taiwan 3 1.7%
8 Poland 2 1.1%
9 Canada 2 1.1%
10 Kazakhstan 2 1.1%
11 Hong Kong 1 0.6%