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 56 53.8%
2 United States 27 26%
3 Netherlands 7 6.7%
4 Korea, Republic of 4 3.8%
5 Germany 3 2.9%
6 Norway 3 2.9%
7 Romania 1 1%
8 Russia 1 1%
9 Japan 1 1%
10 Australia 1 1%