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 41 44.6%
2 United States 16 17.4%
3 Germany 11 12%
4 Netherlands 10 10.9%
5 Japan 3 3.3%
6 Malaysia 2 2.2%
7 Hong Kong 2 2.2%
8 Czech Republic 2 2.2%
9 Belarus 2 2.2%
10 India 1 1.1%
11 Poland 1 1.1%
12 Russia 1 1.1%