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 59 63.4%
2 United States 15 16.1%
3 Germany 7 7.5%
4 Malaysia 3 3.2%
5 Netherlands 2 2.2%
6 2 2.2%
7 Australia 1 1.1%
8 Belgium 1 1.1%
9 Republic of Korea 1 1.1%
10 Hong Kong 1 1.1%
11 Japan 1 1.1%