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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.

以我国几种常见土及相应土结核为试验料,应用X-线究了土结核中层状硅酸盐和氧化的类型组合。

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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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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 业将开发可以收集的设备在底沉积物周围堆积的结核矿物质。

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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.

一片被称为克拉里昂-克利珀顿区或CCZ的太平洋底,布满了数万亿个土豆大小的镍、钴、结核,这些都是电池制造商感兴趣的源。

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