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 92 46.5%
2 United States 76 38.4%
3 Germany 11 5.6%
4 Netherlands 5 2.5%
5 Russia 2 1%
6 Singapore 2 1%
7 Italy 2 1%
8 Japan 2 1%
9 France 2 1%
10 Ukraine 2 1%
11 Canada 1 0.5%
12 Spain 1 0.5%