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 137 69.2%
2 United States 30 15.2%
3 Japan 9 4.5%
4 Canada 6 3%
5 Germany 6 3%
6 2 1%
7 France 2 1%
8 Spain 2 1%
9 Taiwan 1 0.5%
10 Ukraine 1 0.5%
11 Korea, Republic of 1 0.5%
12 Singapore 1 0.5%