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 68 45.6%
2 China 40 26.8%
3 Netherlands 21 14.1%
4 Germany 8 5.4%
5 Canada 3 2%
6 Romania 2 1.3%
7 Spain 2 1.3%
8 Taiwan 2 1.3%
9 Turkey 1 0.7%
10 Switzerland 1 0.7%
11 Russia 1 0.7%