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 272 49.5%
2 United States 131 23.8%
3 Netherlands 96 17.5%
4 Germany 20 3.6%
5 Canada 16 2.9%
6 France 3 0.5%
7 Korea, Republic of 3 0.5%
8 United Kingdom 2 0.4%
9 Singapore 2 0.4%
10 Ukraine 1 0.2%
11 Brazil 1 0.2%
12 Japan 1 0.2%
13 Romania 1 0.2%
14 Russia 1 0.2%