锰结核是什么意思_锰结核用英语怎么说_锰结核的翻译_锰结核翻译成_锰结核的中文意思_锰结核怎么读,锰结核的读音,锰结核的用法,锰结核的例句

The mineral components of nodules are mainly pyrolusite, psilomelane and limonite.

锰结核主要由硬锰矿、软锰矿、褐铁矿构成.

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Air lift is one of the most prospective lift methods in deep sea polymetallic nodule mining.

气力提升是大洋锰结核开采的主要扬矿方法之一.

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The absorption of methyl orange by ammonia leaching residue of manganese nodule is investigated.

研究大洋锰结核氨浸渣对甲基橙染料废水的吸附行为.

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Ocean manganese nodules mining technology study is listed as special long term development item.

我国把大洋锰结核开采技术研究列为专项长远发展项目.

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But despite millions of dollars of investment, the commercial extraction of manganese nodules never became reality.

但是尽管拥有数百万美元的投资, 锰结核的商业化开采始终未能实现.

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