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 83 49.4%
2 United States 27 16.1%
3 Germany 14 8.3%
4 Netherlands 14 8.3%
5 France 7 4.2%
6 Australia 7 4.2%
7 United Kingdom 5 3%
8 Japan 3 1.8%
9 Russia 2 1.2%
10 Singapore 1 0.6%
11 Brazil 1 0.6%
12 Canada 1 0.6%
13 New Zealand 1 0.6%
14 Hong Kong 1 0.6%
15 Indonesia 1 0.6%