Name: Why china is drilling a deep hole #mining #drilling #borehole #boreholedrilling #chinamine #chinahole #deephole #kolasuperdeepborehole #undergrounddrilling #deepesthole
Uploaded: 2023-06-29T10:21:58.547306
Channel: drillagetime
Description: drillagetime. - Why china is drilling a deep hole #mining #drilling #borehole #boreholedrilling #chinamine #chinahole #deephole #kolasuperdeepborehole #undergrounddrilling #deepesthole