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 97 51.9%
2 United States 45 24.1%
3 Netherlands 17 9.1%
4 Germany 15 8%
5 France 8 4.3%
6 Hong Kong 1 0.5%
7 New Zealand 1 0.5%
8 Poland 1 0.5%
9 Taiwan 1 0.5%
10 Canada 1 0.5%