non magnetic ore是什么意思

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Based on summarizing magnetic parameters and vicissitude and evolvement of environmental magnetic minerals,this paper introduce the main advances made in many fields such as soil and atmosphere contamin.

本文在简述了环境磁学参数和不同环境中磁性矿物变迁和演化过程的基础上,介绍了环境磁学在城市环境污染的不同方面所取得的进展,探讨了环境磁学在土壤污染和大气等城市环境污染研究中的不足,提出了环境磁学在城市环境污染研究领域的发展趋势。

The result shows that the magnetic mineral is mainly composed of ferrimagnetic with different grain sizes,such as multi-domain,stable single domain and super-paramagnetism.

研究结果显示,典型喀斯特地区发育的土壤的磁性矿物组成一致,基本上是以亚铁磁性矿物为主,多畴颗粒(MD Multi-Domain,>0。

The grain-size analysis and magnetic property measurements of late Cenozoic sediments of borehole SG7 in the Yangtze delta plain have revealed the evolution of dominant magnetic minerals with time and coupling effects of neotectonic movement, climate and sea level changes on the sediment provenance and depositional environment.

笔者通过对长江三角洲平原晚新生代钻孔SG7孔沉积物的粒度和磁性分析,揭示磁性矿物类型随时间的演变,探讨新构造运动、气候、海平面等对本区沉积物源、沉积环境的耦合作用。

Review in the identification of magnetic minerals;

磁性矿物的磁学鉴别方法回顾

Based on the researches in the last two decades,a brief review of the types and transformation of magnetic minerals in the marine sediments and.

根据最近20多a的研究成果,本文简述了海洋沉积物中的磁性矿物和磁学性质及其古环境意义等方面所取得的进展。

Study on environmental magnetic characteristics was conducted on the Xuzhou urban topsoils and the results indicated that the magnetic characteristics were dominated by the multi-domain / single domain ferri-magnetic minerals.

徐州城市表层土壤的环境磁学研究表明,表层土壤的磁学特征主要是由人为产生的多畴/单畴的亚铁磁性矿物主导;同时含有一定数量不完整的反铁磁性矿物的贡献。

Other organisms have small areas in which the magnetic mineral known as magnetite is concentrated.

其他一些生物有一个被称作磁铁矿的磁性矿物集中的小区域。

Base metals and gold are often found in association with magnetic minerals such asmagnetite and pyrrhotite.

某些贱金属以及金常常与磁铁矿和磁黄铁矿这类磁性矿物一起被发现。

a black magnetic mineral consisting of magnesium carbonate; a source of magnesium.

一种黑色的磁性矿物，由碳酸镁组成，是镁的来源。

Base metals and gold are often found in association with magnetic minerals.

某些贱金属以及金常常与磁性矿物一起被发现。

Study on the Process Mineralogy of Weakly Magnetic Iron Ore from Meishan

梅山弱磁性铁矿石工艺矿物学特性研究

Magnetic and Transport Properties of Layer Perovskite Manganites;

层状钙钛矿型锰氧化物的磁性和电性

Many iron minerals are only slightly magnetic.

不少铁矿物只有微弱的磁性。

Improvement of Determination Method for Magnetic Iron in Phase Analysis for Iron Ore

铁矿石物相中磁性铁测试方法的改进

Related Properties and Magnetocaloric Effect in Doped Perovskite Manganese Oxides;

掺杂钙钛矿锰氧化物的物性与磁热效应

Effects of Magnetic Inhomogeneity on the Magnetoresistance Property of Perovskite Manganites;

磁不均匀性对钙钛矿结构锰氧化物磁电阻特性的影响

Influence of Mn Substitution for Fe on the Structure, Magnetic and Transport Properties of Sr_2FeMoO_6;

Sr_2Fe_（1-x）Mn_xMoO_6双钙钛矿氧化物结构、磁性及磁输运性质

geophysical instrument, magnetic or gravimetric, used in prospecting for ores, oil, etc.

找矿、石油等所用磁性或重力地球物理勘测仪器

THE STUDY ON THE NATURE OF CEMENTATION OF KAOLINITE WITH GOETHITE BY MAGNETISM OF SUBSTANCE

从物质的磁性看高岭土与针铁矿的胶结本质

Study on the Structural, and Magnetic Properties of Ga doping Perovskite Cobaltites;

镓掺杂钙钛矿钴氧化物的结构和磁性研究

Electrical and Magnetic Properties and Doping Effect in the Perovskite Manganites;

钙钛矿锰基氧化物的电、磁性质及掺杂效应

Investigation of Magnetic Properties of Perovskite Oxides Nd_(1-x)Sr_xCoO_3 System;

钙钛矿氧化物Nd_（1-x）Sr_xCoO_3体系的磁性研究

Structural, Magnetic and Electrical Transport Properties of Perovskite Manganites;

钙钛矿型锰氧化物的结构、磁和电输运性质

Investigation of Electrical and Magnetic Transport Properties in Manganese Perovskite Two-Phase Composites

复相钙钛矿锰氧化物电磁输运特性研究