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 171 59.6%
2 United States 58 20.2%
3 Germany 19 6.6%
4 Korea, Republic of 12 4.2%
5 Netherlands 8 2.8%
6 Singapore 6 2.1%
7 Taiwan 4 1.4%
8 Russia 4 1.4%
9 Australia 1 0.3%
10 Belgium 1 0.3%
11 India 1 0.3%
12 Japan 1 0.3%
13 United Kingdom 1 0.3%