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 38 45.2%
2 United States 28 33.3%
3 France 5 6%
4 Hong Kong 4 4.8%
5 Netherlands 4 4.8%
6 Norway 1 1.2%
7 Russia 1 1.2%
8 United Kingdom 1 1.2%
9 Mexico 1 1.2%
10 Germany 1 1.2%