Youtube上的频道如 Masaki Koga [数学解説]



3,390,000 1.13%

4,070,000 2.84%

10,500,000 3.02%

3,210,000 2.78%

146,000 1.31%


355,000 3.21%






96,200 1.26%

568,000 1.96%

7,760 1.77%








364,000 3.05%

181,000 5.37%