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 57 42.9%
2 United States 42 31.6%
3 Germany 14 10.5%
4 Netherlands 4 3%
5 India 3 2.3%
6 Republic of Korea 3 2.3%
7 Romania 3 2.3%
8 Saudi Arabia 1 0.8%
9 Spain 1 0.8%
10 Taiwan 1 0.8%
11 Indonesia 1 0.8%
12 Korea, Republic of 1 0.8%
13 New Zealand 1 0.8%
14 Australia 1 0.8%