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世界上最深的地熱發電廠
Tuesday, January 10, 2017 3:57
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上次有人在冰島鑽探如此深的鑽井時,陷入了困境。2009 年,冰島深井鑽探項目(IDDP)在鑽到地下兩公里深處時遇到意外困難。鑽頭被頂死。鑽井隊已經用爆破手段切斷了鑽井到地表之間的部分。還有一次,他們向井中灌入…

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