BPG致力于知识的发现和传播
Total Visits of This Article
2019 | 总访问次数
排名 国家/地区 数量 占比
1 United States 38 38.8%
2 China 34 34.7%
3 Germany 10 10.2%
4 France 9 9.2%
5 Norway 2 2%
6 Seychelles 1 1%
7 Czech Republic 1 1%
8 Hong Kong 1 1%
9 India 1 1%
10 Mexico 1 1%