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 40 42.6%
2 United States 32 34%
3 Korea, Republic of 6 6.4%
4 Netherlands 4 4.3%
5 Russia 3 3.2%
6 Slovakia 2 2.1%
7 Norway 2 2.1%
8 Australia 2 2.1%
9 Brazil 1 1.1%
10 Japan 1 1.1%
11 Ukraine 1 1.1%