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 34 37.8%
2 United States 25 27.8%
3 Netherlands 11 12.2%
4 Hong Kong 4 4.4%
5 United Kingdom 3 3.3%
6 Turkey 2 2.2%
7 Canada 2 2.2%
8 Jordan 2 2.2%
9 Czech Republic 2 2.2%
10 France 2 2.2%
11 Germany 2 2.2%
12 India 1 1.1%