قنوات يوتيوب مثل Max-Planck-Institut für Plasmaphysik


3,390,000 1.13%

59,600 2.78%

2,070,000 2.26%

299,000 4.11%

3,210,000 2.78%

10,500,000 3.02%

760,000 1.68%

445,000 4.27%

364,000 4.22%


268,000 1.83%

5,600 2.31%

147,000 1.51%

26,000 2.05%

1,540,000 2.64%

361,000 2.79%

524,000 2.7%

230,000 5.94%


1,820,000 2.52%

27,000 2.71%

835,000 2.77%

2,450,000 2.4%