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 36 43.4%
2 United States 25 30.1%
3 Germany 7 8.4%
4 Netherlands 6 7.2%
5 Hong Kong 3 3.6%
6 Qatar 2 2.4%
7 Russia 1 1.2%
8 Taiwan 1 1.2%
9 United Kingdom 1 1.2%
10 India 1 1.2%