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 53 42.1%
2 United States 42 33.3%
3 Netherlands 9 7.1%
4 Korea, Republic of 6 4.8%
5 India 3 2.4%
6 Japan 3 2.4%
7 Ukraine 3 2.4%
8 Canada 2 1.6%
9 France 2 1.6%
10 Lithuania 1 0.8%
11 Russia 1 0.8%
12 Singapore 1 0.8%