A type of offshore drilling and production platform used in very deep water.
一种在非常深的水域中使用的海上钻采平台。
If you use ultra heavy sinkers in very deep water, a 2 speed mechanism can be handy when you are just plain exhausted hauling up sinkers.
如果您在非常深的水超稠油坠,一个2速度机制可以方便当你只是简单用尽牵引注册坠。
William Ryan, of Columbia University's Lamont-Doherty Earth Observatory outside New York, says there are fewer nodules than people generally believe and most of them are in very deep water.
威廉·莱恩(供职哥伦比亚大学莱蒙特-道荷提地球观测所,位于纽约城外)说,锰结核比人们通常认为的要少,而且大部分位于深水。
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