BPG致力于知识的发现和传播
Total Visits of This Article
2021 | 总访问次数
排名 国家/地区 数量 占比
1 China 88 71%
2 Netherlands 13 10.5%
3 Germany 5 4%
4 United States 5 4%
5 Russia 3 2.4%
6 Canada 3 2.4%
7 Australia 2 1.6%
8 Hong Kong 2 1.6%
9 Korea, Republic of 1 0.8%
10 Moldova, Republic of 1 0.8%
11 Singapore 1 0.8%