BPG致力于知识的发现和传播
Total Visits of This Article
2018 | 总访问次数
排名 国家/地区 数量 占比
1 China 64 65.3%
2 Germany 13 13.3%
3 United States 8 8.2%
4 Romania 3 3.1%
5 Korea, Republic of 2 2%
6 Russia 1 1%
7 Hong Kong 1 1%
8 India 1 1%
9 1 1%
10 Canada 1 1%
11 Ecuador 1 1%
12 Finland 1 1%
13 France 1 1%