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 182 72.5%
2 United States 45 17.9%
3 Germany 8 3.2%
4 Korea, Republic of 4 1.6%
5 Taiwan 3 1.2%
6 Malaysia 2 0.8%
7 Russia 2 0.8%
8 Canada 1 0.4%
9 France 1 0.4%
10 Romania 1 0.4%
11 Ukraine 1 0.4%
12 United Kingdom 1 0.4%