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 96 58.9%
2 United States 26 16%
3 Germany 8 4.9%
4 France 7 4.3%
5 Hong Kong 6 3.7%
6 Netherlands 6 3.7%
7 Canada 4 2.5%
8 Korea, Republic of 3 1.8%
9 Taiwan 2 1.2%
10 Czech Republic 2 1.2%
11 Hungary 2 1.2%
12 Singapore 1 0.6%