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 232 68.8%
2 United States 43 12.8%
3 Germany 36 10.7%
4 Canada 9 2.7%
5 India 3 0.9%
6 Russia 3 0.9%
7 United Kingdom 2 0.6%
8 Hong Kong 2 0.6%
9 Malaysia 2 0.6%
10 Netherlands 2 0.6%
11 Italy 1 0.3%
12 Belarus 1 0.3%
13 Greece 1 0.3%