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 42 42.4%
2 United States 23 23.2%
3 Netherlands 14 14.1%
4 Korea, Republic of 7 7.1%
5 Czech Republic 5 5.1%
6 Germany 3 3%
7 Hong Kong 2 2%
8 Moldova, Republic of 1 1%
9 Russia 1 1%
10 Canada 1 1%