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 Netherlands 18 32.1%
2 United States 17 30.4%
3 China 14 25%
4 Czech Republic 3 5.4%
5 France 1 1.8%
6 Norway 1 1.8%
7 Romania 1 1.8%
8 Switzerland 1 1.8%