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 44 34.4%
2 United States 35 27.3%
3 Germany 13 10.2%
4 France 10 7.8%
5 Korea, Republic of 6 4.7%
6 Hong Kong 6 4.7%
7 Canada 5 3.9%
8 Brazil 2 1.6%
9 India 2 1.6%
10 United Kingdom 2 1.6%
11 Mexico 1 0.8%
12 Netherlands 1 0.8%
13 Russia 1 0.8%