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 33 38.4%
2 United States 24 27.9%
3 Netherlands 19 22.1%
4 Germany 3 3.5%
5 France 2 2.3%
6 Brazil 1 1.2%
7 Czech Republic 1 1.2%
8 Norway 1 1.2%
9 Taiwan 1 1.2%
10 United Kingdom 1 1.2%