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 67 44.7%
2 Netherlands 24 16%
3 United States 24 16%
4 France 18 12%
5 Germany 6 4%
6 Russia 6 4%
7 United Kingdom 2 1.3%
8 Australia 1 0.7%
9 Moldova, Republic of 1 0.7%
10 Czech Republic 1 0.7%