BPG致力于知识的发现和传播
Total Visits of This Article
2020 | 总访问次数
排名 国家/地区 数量 占比
1 China 56 40.3%
2 United States 48 34.5%
3 France 8 5.8%
4 Germany 8 5.8%
5 Canada 5 3.6%
6 Australia 2 1.4%
7 Czech Republic 2 1.4%
8 United Kingdom 2 1.4%
9 Hong Kong 2 1.4%
10 India 1 0.7%
11 Malaysia 1 0.7%
12 Russia 1 0.7%
13 Taiwan 1 0.7%
14 Thailand 1 0.7%
15 Egypt 1 0.7%