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 160 39.3%
2 United States 124 30.5%
3 Germany 74 18.2%
4 Canada 11 2.7%
5 Japan 10 2.5%
6 Korea, Republic of 9 2.2%
7 Taiwan 9 2.2%
8 Spain 2 0.5%
9 Ukraine 2 0.5%
10 Norway 2 0.5%
11 Russia 1 0.2%
12 Ireland 1 0.2%
13 France 1 0.2%
14 Turkey 1 0.2%