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 189 41.2%
2 United States 134 29.2%
3 Netherlands 85 18.5%
4 Germany 23 5%
5 Canada 11 2.4%
6 United Kingdom 6 1.3%
7 Hong Kong 5 1.1%
8 France 2 0.4%
9 Czech Republic 1 0.2%
10 India 1 0.2%
11 Poland 1 0.2%
12 Russia 1 0.2%