BPG致力于知识的发现和传播
Total Visits of This Article
2021 | 总访问次数
排名 国家/地区 数量 占比
1 China 46 47.4%
2 Netherlands 13 13.4%
3 France 11 11.3%
4 Germany 11 11.3%
5 United States 9 9.3%
6 Canada 2 2.1%
7 India 2 2.1%
8 Russia 1 1%
9 Singapore 1 1%
10 Hong Kong 1 1%