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 China 175 61%
2 United States 71 24.7%
3 Taiwan 9 3.1%
4 Germany 7 2.4%
5 Canada 5 1.7%
6 Netherlands 4 1.4%
7 France 4 1.4%
8 Russia 3 1%
9 Switzerland 2 0.7%
10 India 2 0.7%
11 Malaysia 2 0.7%
12 Australia 2 0.7%
13 Finland 1 0.3%