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 208 62.8%
2 United States 83 25.1%
3 France 11 3.3%
4 Germany 6 1.8%
5 Netherlands 6 1.8%
6 Republic of Korea 4 1.2%
7 Ukraine 4 1.2%
8 India 3 0.9%
9 Hong Kong 2 0.6%
10 Ireland 1 0.3%
11 Australia 1 0.3%
12 Brazil 1 0.3%
13 Taiwan 1 0.3%