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 88 58.7%
2 United States 31 20.7%
3 Canada 6 4%
4 India 6 4%
5 Finland 5 3.3%
6 France 4 2.7%
7 Republic of Korea 3 2%
8 Australia 2 1.3%
9 Brazil 1 0.7%
10 Spain 1 0.7%
11 Taiwan 1 0.7%
12 Germany 1 0.7%
13 Hong Kong 1 0.7%