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 39 25.7%
2 Netherlands 38 25%
3 United States 27 17.8%
4 Germany 15 9.9%
5 France 8 5.3%
6 Czech Republic 6 3.9%
7 Hong Kong 5 3.3%
8 United Kingdom 5 3.3%
9 Russia 2 1.3%
10 Singapore 2 1.3%
11 Canada 2 1.3%
12 Indonesia 1 0.7%
13 Malaysia 1 0.7%
14 Norway 1 0.7%