BPG致力于知识的发现和传播
Total Visits of This Article
2022 | 总访问次数
排名 国家/地区 数量 占比
1 United States 38 39.6%
2 China 28 29.2%
3 Netherlands 9 9.4%
4 Germany 6 6.2%
5 Japan 5 5.2%
6 Canada 3 3.1%
7 Pakistan 2 2.1%
8 Russia 2 2.1%
9 Ukraine 1 1%
10 Moldova, Republic of 1 1%
11 Egypt 1 1%