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 204 83.6%
2 United States 10 4.1%
3 9 3.7%
4 Taiwan 6 2.5%
5 Germany 5 2%
6 Netherlands 3 1.2%
7 France 2 0.8%
8 Ukraine 1 0.4%
9 Singapore 1 0.4%
10 Japan 1 0.4%
11 Canada 1 0.4%
12 Cyprus 1 0.4%