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 79 45.9%
2 United States 21 12.2%
3 France 19 11%
4 Netherlands 15 8.7%
5 Russia 14 8.1%
6 Germany 13 7.6%
7 Canada 5 2.9%
8 Malaysia 2 1.2%
9 Czech Republic 2 1.2%
10 Hong Kong 1 0.6%
11 United Arab Emirates 1 0.6%