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 70 46.4%
2 United States 52 34.4%
3 Germany 7 4.6%
4 Hong Kong 6 4%
5 United Kingdom 2 1.3%
6 Armenia 2 1.3%
7 Australia 2 1.3%
8 Spain 2 1.3%
9 Sweden 1 0.7%
10 Taiwan 1 0.7%
11 Canada 1 0.7%
12 Malaysia 1 0.7%
13 Moldova, Republic of 1 0.7%
14 Portugal 1 0.7%
15 Russia 1 0.7%
16 Singapore 1 0.7%