BPG致力于知识的发现和传播
Total Visits of This Article
2023 | 总访问次数
排名 国家/地区 数量 占比
1 China 178 71.8%
2 United States 41 16.5%
3 Japan 7 2.8%
4 Germany 6 2.4%
5 Sweden 6 2.4%
6 Netherlands 2 0.8%
7 France 2 0.8%
8 Australia 2 0.8%
9 Canada 1 0.4%
10 Romania 1 0.4%
11 Russia 1 0.4%
12 Ukraine 1 0.4%