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 United States 19 28.8%
2 China 17 25.8%
3 Netherlands 13 19.7%
4 Korea, Republic of 10 15.2%
5 Germany 2 3%
6 Hong Kong 2 3%
7 Czech Republic 1 1.5%
8 New Zealand 1 1.5%
9 Russia 1 1.5%