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 53 56.4%
2 United States 17 18.1%
3 Netherlands 10 10.6%
4 Russia 4 4.3%
5 Spain 2 2.1%
6 Canada 2 2.1%
7 Romania 2 2.1%
8 Hong Kong 2 2.1%
9 Peru 1 1.1%
10 United Kingdom 1 1.1%