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 8 22.2%
2 Germany 7 19.4%
3 Mauritius 3 8.3%
4 United States 3 8.3%
5 Brazil 2 5.6%
6 Sri Lanka 2 5.6%
7 Turkey 2 5.6%
8 Moldova, Republic of 2 5.6%
9 Netherlands 2 5.6%
10 Russia 2 5.6%
11 Singapore 1 2.8%
12 Spain 1 2.8%
13 Canada 1 2.8%