AN oil drilling team recently sunk a well of 7,175 metres in Szechuan Province, which is rich in oil and natural gas deposits. This is the second well of such depth in China, marking a new level in...
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AN oil drilling team recently sunk a well of 7,175 metres in Szechuan Province, which is rich in oil and natural gas deposits. This is the second well of such depth in China, marking a new level in...