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 52 51%
2 France 14 13.7%
3 United States 13 12.7%
4 Germany 7 6.9%
5 Netherlands 6 5.9%
6 Hong Kong 3 2.9%
7 Congo, The Democratic Republic of The 2 2%
8 Singapore 2 2%
9 United Arab Emirates 1 1%
10 Russia 1 1%
11 India 1 1%