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 China 79 37.4%
2 United States 79 37.4%
3 France 20 9.5%
4 Germany 9 4.3%
5 United Kingdom 5 2.4%
6 Hong Kong 4 1.9%
7 Korea, Republic of 4 1.9%
8 Canada 3 1.4%
9 Czech Republic 3 1.4%
10 India 2 0.9%
11 Mexico 1 0.5%
12 Moldova, Republic of 1 0.5%
13 Philippines 1 0.5%