BPG致力于知识的发现和传播
Total Visits of This Article
2022 | 总访问次数
排名 国家/地区 数量 占比
1 China 88 65.7%
2 United States 28 20.9%
3 Germany 6 4.5%
4 Taiwan 3 2.2%
5 Australia 3 2.2%
6 Russia 2 1.5%
7 Hong Kong 1 0.7%
8 Korea, Republic of 1 0.7%
9 Moldova, Republic of 1 0.7%
10 Netherlands 1 0.7%