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 United States 49 58.3%
2 China 15 17.9%
3 Germany 3 3.6%
4 Hong Kong 3 3.6%
5 Malaysia 3 3.6%
6 France 2 2.4%
7 Spain 2 2.4%
8 Switzerland 1 1.2%
9 Thailand 1 1.2%
10 Australia 1 1.2%
11 Canada 1 1.2%
12 Russia 1 1.2%
13 Singapore 1 1.2%
14 Japan 1 1.2%