BPG致力于知识的发现和传播
Total Visits of This Article
2020 | 总访问次数
排名 国家/地区 数量 占比
1 China 28 34.1%
2 United States 16 19.5%
3 Germany 16 19.5%
4 Netherlands 9 11%
5 France 3 3.7%
6 Russia 2 2.4%
7 Hong Kong 2 2.4%
8 Japan 2 2.4%
9 Malaysia 1 1.2%
10 Singapore 1 1.2%
11 United Kingdom 1 1.2%
12 Australia 1 1.2%