のようなYouTubeチャンネル Oilfield Basics


10,500,000 3.02%

928,000 3.57%

246,000 5.37%


16,800 1.49%


760,000 1.68%

10,100,000 2.99%

7,460 2.47%

137,000 2.25%

8,960 1.33%

11,500 1.97%

60,200 2.03%

20,100 1.22%

140,000 2.9%

3,390,000 1.13%

524,000 2.7%

63,000 2.51%

2,360,000 3.11%

835,000 2.77%