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The compositions of phyllosilicate and iron oxides for several main types of soils and their corresponding iron-manganese nodules were studied by the means of XRD.

国几种常见土壤及相应土壤铁结核为试验料,应用X-射线衍射,研究了土壤和铁结核中层盐和氧化铁的类型组合。

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These lumpy rocks are known as manganese nodules, and they grow in underwater fields more than 3500 meters below the surface.

这些块状岩石被称为结核,它们生长在地表以下 3500 多米的水下。

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经济学 Science and technology

A patch of Pacific Ocean seabed called the Clarion-Clipperton Zone, or CCZ, is dotted with trillions of potato-sized lumps of nickel, cobalt, manganese and copper, all of which are of interest to battery makers.

被称为克拉里昂-克利珀顿区或CCZ的太洋海底,布满了数万亿个土豆大小的和铜结核,这些都是电池制造商感兴趣的资源。

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The Hughes-Global Marine venture would be the development of equipment that could gather nodules of manganese and other minerals that accumulated around sediment on the ocean floor.

Hughes-Global Marine 合资企业将开发可以收集的设备在海底沉积物周围堆积的结核和其他矿物质。

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