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 547 59.2%
2 United States 148 16%
3 Germany 47 5.1%
4 Russia 46 5%
5 France 45 4.9%
6 Canada 20 2.2%
7 Korea, Republic of 19 2.1%
8 Turkey 10 1.1%
9 Egypt 8 0.9%
10 Hong Kong 6 0.6%
11 Taiwan 6 0.6%
12 Netherlands 5 0.5%
13 United Kingdom 4 0.4%
14 India 4 0.4%
15 Mauritius 3 0.3%
16 Estonia 1 0.1%
17 Ukraine 1 0.1%
18 United Arab Emirates 1 0.1%
19 Norway 1 0.1%
20 Portugal 1 0.1%
21 Spain 1 0.1%