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
1 237 83.2%
2 United States 17 6%
3 China 13 4.6%
4 France 3 1.1%
5 Taiwan 3 1.1%
6 United Kingdom 3 1.1%
7 Canada 2 0.7%
8 Hong Kong 2 0.7%
9 Japan 1 0.4%
10 Malaysia 1 0.4%
11 Spain 1 0.4%
12 Germany 1 0.4%
13 Brazil 1 0.4%