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 105 51.5%
2 United States 54 26.5%
3 Germany 9 4.4%
4 Hong Kong 9 4.4%
5 Canada 7 3.4%
6 Taiwan 6 2.9%
7 Iran, Islamic Republic of 5 2.5%
8 Belgium 2 1%
9 Brazil 2 1%
10 Singapore 2 1%
11 France 1 0.5%
12 Japan 1 0.5%
13 Netherlands 1 0.5%