BPG致力于知识的发现和传播
Total Visits of This Article
2021 | 总访问次数
排名 国家/地区 数量 占比
1 China 65 51.2%
2 United States 20 15.7%
3 Germany 14 11%
4 Netherlands 10 7.9%
5 France 9 7.1%
6 Taiwan 4 3.1%
7 Hong Kong 2 1.6%
8 Ireland 1 0.8%
9 Czech Republic 1 0.8%
10 Russia 1 0.8%