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 Netherlands 63 60%
2 China 17 16.2%
3 France 12 11.4%
4 United States 7 6.7%
5 Czech Republic 3 2.9%
6 Moldova, Republic of 1 1%
7 Russia 1 1%
8 United Kingdom 1 1%