二氧化硫作还原剂，用碳酸铵溶液可实现从钴壳中选择性浸出镍、钴和铜。
Selective leaching of nickel, cobalt and copper from cobalt crusts was attained by using ammonium carbonate solution and sulfur dioxide gas as a reductant.
笔者首次对太平洋与大洋富钴结壳密切相关的海山磷酸盐的成因及形成环境进行了比较深入的研究。
The origin and formation environment of phosphates associated closely with cobalt-rich crusts dredged from Western and Central Pacific submarine guyots have been investigated.
根据大量的文献资料，对该区海山演化史进行了综述，并对海山与其上生长的富钴结壳的关系进行了探讨。
After reading a lot of literature, the authors overviewed the evolutionary history of these seamounts and discussed the relationship between the seamounts and the cobalt-rich crusts growing on them.
对于调查区内富钴结壳形态总体上可分为三种类型：板状、砾状和结核状结壳。
The cobalt-rich crusts in the research area can be divided into three types according to the shape: plate, gravel-like and nodule-like crust.
该研究为进一步分离提取富钴结壳中有价元素奠定了良好的基础。
This research has laid foundation for further extraction and separation of valuable metals in ocean Cobalt-rich crust.
因此，本论文不仅对开发大洋钴结壳等矿产资源具有十分重要的意义，同时它也为传统的螺旋滚筒式采矿头参数设计提供了一种新的设计方法和有力的手段。
So the paper not only seems useful to deep-sea cobalt crust mining, but also offers a new design method and powerful tool for traditional spiral drum cutting head's parameters designing.
本文综述了近年来国内外富钴结壳地球化学与古海洋学研究的新进展。
The current advances of the studies of geochemistry and paleoceanography of the Co rich crust are reviewed in this paper.
中太平洋海区是富钴结壳的主要分布区。
Central Pacific seamounts are mainly distribution areas of Co-rich crusts.
本文对来自中太平洋海山的三块富钴结壳样品中的磷酸盐岩进行了研究，以期对富钴结壳形成环境的变化有所了解。
They were studied in three Mid-Pacific seamount Co-rich crusts to probe into changes of the Co-rich crusts' forming environment.
简单介绍了地幔柱特征、类型及其在富钴结壳成矿作用中的地位。
Characteristics and types of mantle plumes and their roles in the mineralization of Co-rich crusts are briefly introduced.
本文为我国首次采用生物地层法探讨西太平洋麦哲伦海山区富钴结壳的生长年代。
The age of cobalt-rich crusts from the Magellan Seamount in the western Pacific has been first approached by using the method of biostratigraphic dating.
磷酸盐岩是富钴结壳老壳层的主要组分之一。
Phosphorites are the main components in the old layers of the Co-rich crusts.
根据专家预测，本世纪中叶就有可能进入钴结壳商业开采的阶段。
Based on some experts' forecast, in the middle of this century cobalt crust 's commercial and comical mining would be possible.
选取采自中太平洋海山、具有多层构造的富钴结壳（样品号MHD79）进行分析。
We selected a Co-rich crust sample(MHD79), which has multi-layer structure and was gathered from central Pacific MH seamount.
钴结壳破碎块度是衡量螺旋滚筒式采矿头破碎效果的重要指标，也是集矿和扬矿系统的设计依据。
The granularity of cobalt-rich crusts is an important index to evaluate the crushing effect broken by spiral-cutting head, it is also the design gist of collecting and lifting system.
浮游式缆控水下机器人(ROV)是钴结壳开采的四种行走方式之一。
And the Remotely Underwater Operated Vehicle (ROV) is one of the four kinds of walk mechanism for the cobalt-crust mining.
用滚筒式采矿头在起伏不定的微地形上切削海底富钴结壳时，需按开采要求确定其切削厚度。
When the Rotary cutting Drum for mining Cobalt-rich Crust is working on the fluctuant microtopography of sea floor, it's necessary to determine the cutting depth according to the mining requirement.
此问题的建模对于钴结壳的厚度检测，及微地形起伏的检测等也有重要的指导意义。
The modeling and analysis in this paper will supply some important reference to detecting the depth of the cobalt-rich crust and the fluctuant Microtopography of the cobalt crust.
研究结核状及砾状大洋富钴结壳浮选工艺。
The flotation technology of cored and gravel cobalt-rich crust from the Pacific Ocean is investigated.
此问题的建模对于钴结壳厚度及微地形起伏的检测也具有重要指导意义。
The modeling and its analysis in this paper will supply some important references to detecting the depth of the cobalt-rich crust and the fluctuant microtopography of the cobalt crust.
根据大量的文献资料，对该区海山演化史进行了综述，并对海山与其上生长的富钴结壳的关系进行了探讨。
After reading a lot of literature, the authors overviewed the evolutionary history of these seamounts and discussed the relationship between the seamounts an...
论述了富钴结壳的物质组分，探讨了其含量变化与古海洋环境的关系；
The mineral composition of Co_rich crusts has been determined and its variation is considered to be related to the palaeoceanic environment.
论述了富钴结壳的物质组分，探讨了其含量变化与古海洋环境的关系；
The mineral composition of Co_rich crusts has been determined and its variation is considered to be related to the palaeoceanic environment.
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