BPG致力于知识的发现和传播
Total Visits of This Article
2022 | 总访问次数
排名 国家/地区 数量 占比
1 China 58 44.3%
2 United States 31 23.7%
3 Netherlands 28 21.4%
4 Canada 3 2.3%
5 Korea, Republic of 2 1.5%
6 Czech Republic 2 1.5%
7 Hong Kong 2 1.5%
8 India 1 0.8%
9 France 1 0.8%
10 Norway 1 0.8%
11 Russia 1 0.8%
12 United Kingdom 1 0.8%