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 238 73.9%
2 United States 49 15.2%
3 Germany 12 3.7%
4 Australia 4 1.2%
5 Republic of Korea 4 1.2%
6 Romania 3 0.9%
7 India 3 0.9%
8 Japan 3 0.9%
9 Netherlands 1 0.3%
10 Singapore 1 0.3%
11 Taiwan 1 0.3%
12 United Kingdom 1 0.3%
13 Algeria 1 0.3%
14 Hong Kong 1 0.3%