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 200 74.3%
2 United States 42 15.6%
3 Netherlands 11 4.1%
4 Germany 3 1.1%
5 Japan 3 1.1%
6 Taiwan 2 0.7%
7 Czech Republic 2 0.7%
8 Italy 2 0.7%
9 Australia 1 0.4%
10 Romania 1 0.4%
11 Spain 1 0.4%
12 Hong Kong 1 0.4%