BPG致力于知识的发现和传播
Total Visits of This Article
2019 | 总访问次数
排名 国家/地区 数量 占比
1 224 81.2%
2 United States 22 8%
3 China 12 4.3%
4 United Kingdom 5 1.8%
5 Czech Republic 3 1.1%
6 Australia 2 0.7%
7 Hong Kong 2 0.7%
8 Japan 2 0.7%
9 Malaysia 1 0.4%
10 Russia 1 0.4%
11 Canada 1 0.4%
12 Germany 1 0.4%