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 167 52.4%
2 United States 79 24.8%
3 Germany 34 10.7%
4 Canada 11 3.4%
5 Singapore 4 1.3%
6 Japan 4 1.3%
7 Malaysia 4 1.3%
8 Moldova, Republic of 2 0.6%
9 New Zealand 2 0.6%
10 Philippines 2 0.6%
11 Hong Kong 2 0.6%
12 India 2 0.6%
13 Belarus 2 0.6%
14 Brazil 2 0.6%
15 Taiwan 1 0.3%
16 Turkey 1 0.3%