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 31 35.6%
2 Canada 13 14.9%
3 Germany 11 12.6%
4 Korea, Republic of 6 6.9%
5 India 5 5.7%
6 United Kingdom 4 4.6%
7 United States 3 3.4%
8 Palestine, State of 3 3.4%
9 Nepal 3 3.4%
10 Netherlands 3 3.4%
11 Poland 2 2.3%
12 Russia 2 2.3%
13 Norway 1 1.1%