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 87 55.4%
2 United States 21 13.4%
3 Germany 16 10.2%
4 France 15 9.6%
5 Russia 5 3.2%
6 Viet Nam 3 1.9%
7 India 3 1.9%
8 Hong Kong 2 1.3%
9 Australia 2 1.3%
10 Czech Republic 1 0.6%
11 Netherlands 1 0.6%
12 United Kingdom 1 0.6%