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 182 71.4%
2 United States 17 6.7%
3 Hong Kong 16 6.3%
4 Germany 12 4.7%
5 Taiwan 5 2%
6 Japan 5 2%
7 Canada 3 1.2%
8 Netherlands 3 1.2%
9 Singapore 3 1.2%
10 Malaysia 2 0.8%
11 Moldova, Republic of 1 0.4%
12 Korea, Republic of 1 0.4%
13 Brazil 1 0.4%
14 France 1 0.4%
15 Spain 1 0.4%
16 Russia 1 0.4%
17 Turkey 1 0.4%