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 92 50.8%
2 Netherlands 21 11.6%
3 United States 17 9.4%
4 Germany 10 5.5%
5 Japan 9 5%
6 France 9 5%
7 Canada 6 3.3%
8 Taiwan 6 3.3%
9 Hong Kong 4 2.2%
10 Czech Republic 2 1.1%
11 United Kingdom 2 1.1%
12 Mauritius 2 1.1%
13 Malaysia 1 0.6%