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 35 42.2%
2 United States 23 27.7%
3 Netherlands 10 12%
4 Germany 7 8.4%
5 Czech Republic 2 2.4%
6 France 2 2.4%
7 Hong Kong 1 1.2%
8 Spain 1 1.2%
9 United Kingdom 1 1.2%
10 Canada 1 1.2%