manganese nodule

用法例句

Deep-sea manganese nodules and new exploration of its processing techniques;

深海锰结核及其处理技术新探索

Experiment on preparation of todorokite from nature manganese nodules by hydrothermal treatment;

由天然锰结核水热合成钙锰矿的实验研究

Determination of 10Be in manganese nodule samples using accelerator mass spectrometry;

加速器质谱法测定深海锰结核样品中的~(10)Be

Multi walled carbon nanotubes (MWCNTs) were synthesized by the catalytic decomposition of acetylene at 750℃ under atmosphere of nitrogen over powder of manganese nodules directly and palygorskite powder treated with aqueous cobalt nitrate.

以C2 H2 作为碳源 ,Co作为催化剂 ,在 75 0℃条件下 ,采用化学气相沉积法在坡缕缟石矿物上成功地生长了碳纳米管 ,在同样生长条件下直接以锰结核粉末作为催化剂也成功地在锰结核矿粉上生长了碳管 ,制备出了两种碳管 -矿物复合材料。

Ocean manganese nodules have the potentiality to be the important mineral resources for extraction of non ferrous metals such as manganese,cobalt,nickel and copper.

海洋锰结核是今后提取锰、钴、镍、铜等有色金属的重要矿产资源。

With the application background of deep sea mineral lifting, this paper studied the pressure loss of solid liquid two phase flow wtih large sized manganese nodules in a vertically arranged lifting pipe.

以深海底矿物固液两相流管道提升工艺为应用背景 ,通过试验考察了直径为 15mm的锰结核在垂直管流中的压力梯度变化规律。

Determination of Cu, Co, Ni,Fe, Mn in Ferromanganese Nodules from the Pacific Ocean by Flame Atomic Absorption Spectrometry;

火焰原子吸收法测定大洋底锰结核中的铜、钴、镍、铁、锰

Because the accumulations of marine ores, such as deep-sea ferromanganese nodules and seamount ferromanganese crusts,are very slow, about a few millimeters per million years, the ability of microscopic analysis of trace elements brings the nuclear microprobe a potentiality to obser.

因为象海洋锰结核和海山锰结壳这种海洋矿物的生长速率很慢，一百万年只长几毫米，用核子微探针能够直接地、仔细地观察这些矿物缓慢的生长过程。

Adsorption and oxidation of arsenic(Ⅲ) by Fe-Mn nodules

铁锰结核对As(Ⅲ)的吸附和氧化特性研究

Fe-Mn nodules collected from the East Pacific Ocean were used for decolorization of a cationic dye methylene blue(MB) in a batch system.

利用锰氧化物具有高的吸附与氧化还原化学活性的特点,研究了采自东太平洋的铁锰结核对阳离子染料次甲基蓝氧化性脱色特征。

Soil of Fe-Mn nodules background in Litang karst was analyzed.

对黎塘岩溶区铁锰结核背景下的土壤进行了分析。

Redox characteristics between several Fe-Mn nodules in soils and Cr(Ⅲ)(Ⅰ)——Effect of type of Mn oxide mineral and adsorbed ion;

几种土壤铁锰结核对Cr(Ⅲ)的氧化特性(Ⅰ)——氧化锰矿物类型与吸附态离子的影响

Migration and conversion of Cr (Ⅵ) in Fe-Mn nodule

六价铬在铁锰结核中的迁移转化研究

In this paper, the weight distribution, the colours and the element geochemistry characteristics of Fe-Mn nodules are studied.

研究江淮地区白浆土铁锰结核的重量分布、颜色及其地球化学特征。

Ferromanganese crusts, ferromanganese nodules and stratabound layers and lenses ferromanganese deposits are the main types of the ocean floor ferromanganese deposits.

海底铁锰矿床主要有铁锰结壳、铁锰结核和层状、透镜状铁锰矿床，其成矿作用主要是水成成矿作用，成岩成矿作用和热液成矿作用。

Adsorption and oxidation of arsenic(Ⅲ) by Fe-Mn nodules

铁锰结核对As(Ⅲ)的吸附和氧化特性研究

Synthesis of ferrite from marine manganese nodules

用大洋锰结核直接制备铁氧体的研究

Migration and conversion of Cr (Ⅵ) in Fe-Mn nodule

六价铬在铁锰结核中的迁移转化研究

Lithium Ion Sieve Precursor--Lithium/Manganese Oxide Preparation from Ocean Manganese Nodule

利用深海锰结核制备锂离子筛前驱体—锂锰氧化物

Study on rhythm of the stromatolitic lamina in the manganese nodules from the East Pacific Ocean

东太平洋锰结核中叠层石纹层韵律的研究

THE BIOLOGICAL EFFECT ON PROCESS OF MANGANESE NODULES GROWING IN THE CAROLINE BASIN, SOUTHWESTERN PACIFIC

加罗林地区深海锰结核形成中的生物作用

THE MANGANESE MICRONODULES AT THE END OF EOCENE IN CENTRAL EASTERN PACIFIC

东太平洋中部始新世末期的微锰结核研究

Experimental Research on Cobaltic Existence State and Distill of Ocean Manganese Nodule

大洋锰结核中钴的赋存状态及提取实验研究

Research on the Geochemical Character of Different Sizes of Iron-anganese Nodules

不同粒径铁锰结核的地球化学特征的研究

THE SEPARATION OF Co AHD Ni FROM A MODEL LEACH LIQUOR OF MANGANESE NODULES BY A LIQUID MEMBRANE TECHNIQUE

用液膜技术分离模拟海洋锰结核浸出液中的钴和镍

A study on bacterial abundance and its mineralizetion in ferromanganese nodule area of the East Pacific Ocean

东太平洋铁锰结核区微生物的丰度及其成矿作用研究

The Composition and Surface Chemistry Characteristics of Fe-Mn Nodules of Several Soils in China;

我国几种土壤中铁锰结核的物质组成与表面化学性质

Research on Preparation Technics for Porous Glass of Tailings of Marine Nodules as Main Raw Materials;

以锰结核氨浸渣为主要原料制备介孔玻璃工艺研究

Study on the Oxidation of Cr(Ⅲ) by Fe-Mn Nodules in Soil and Influence Factors;

土壤铁锰结核对Cr（Ⅲ）的氧化及其影响因素的研究

Studies on Characters of Fe-Mn Nodules and Pernicious Effect of Dryland Crops in Litang;

黎塘土壤铁锰结核性状及对旱地作物的毒害研究

Enrichment mechanism of rare earth element in marine diagenetic ferromanganese nodule

稀土元素在成岩型海洋铁锰结核中的富集特征及机制

Poison Evaluation of Dryland Crops from Heavy Metals on Iron-manganese Nodules in Soils of the Karst Region

岩溶区铁锰结核土重金属对旱地作物的毒害评价

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。