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 74 49%
2 United States 35 23.2%
3 Netherlands 11 7.3%
4 Russia 5 3.3%
5 France 5 3.3%
6 Germany 4 2.6%
7 Viet Nam 4 2.6%
8 Thailand 4 2.6%
9 Belarus 2 1.3%
10 Canada 2 1.3%
11 United Kingdom 1 0.7%
12 Australia 1 0.7%
13 Japan 1 0.7%
14 Spain 1 0.7%
15 Taiwan 1 0.7%