Study is made of the impact of La on the corrosion resistance of pure steel through the observation of the morphology of RE inclusion in the pure steel,testing of electro-chemic corrosion EIS and polarization curve.
通过观察纯净钢中稀土夹杂物的形态,测试电化学腐蚀EIS谱和极化曲线,研究稀土元素镧对纯净钢耐腐蚀性能的影响。
The distribution and the compositions of large-dimension inclusions in steels was studied through analyses of area distribution of elements with EPMA, and the kinetics and mechanism for formation of RE inclusions were discussed.
以添加稀土等微合金化元素的5CrNiMo钢为例,通过电子探针元素面分布分析探讨了钢中大尺寸稀土夹杂物的成分和组成元素的分布规律,初步探明了稀土夹杂物的形成动力学及形成机制。
This paper studied the possible kinetics and mechanism of formation of large-dimension RE inclusions, discussed the effects of refinement, purification, microalloying and modification of rare-earth elements, taking 5CrNiMo steel with addition of RE and other microalloying elements as example.
本文以添加稀土等微合金化元素的5CrNiMo钢为研究对象，通过金相显微镜、扫描电镜、电子探针等研究方法对不同稀土含量试样各种热处理条件下获得的组织及夹杂物进行了观察和微区成分检测，并对其常规力学性能进行了较为系统的检测和分析，探讨了稀土的细化、净化、微合金化及变质作用，并重点分析了大尺寸稀土夹杂物的可能的形成机理和动力学机制。
The appearance and size of rare-earth inclusions in the AerMet100 steel were observed with SEM,and the micro-mechanical behavior was investigated by the in-situ observations.
扫描电镜观察了AerMet100钢中稀土夹杂物的形貌、尺寸;原位观察了单轴拉伸条件下稀土夹杂物的微观力学行为。
According to the situation on back-salinity at clay interlayer in Gansu Shule River irrigation area,the improvement technology on drainage salinity through stand-hole was suggested to adopt in Shule River irrigation area.
针对甘肃省疏勒河灌区粘土夹层土壤的阻水滞盐作用,提出了竖孔排盐改良技术。
This paper deals with the effect on infiltration process of clay interlayer in sand by lab experiments on water infiltration into sand column that contains a clay interlayer.
对水在高渗透性砂内入渗过程中,其内部的低渗透性粘土夹层对入渗过程的影响进行了室内垂直一维入渗试验。
Studing Appearance and Kinetic of Big-Dimension Rare Earth Inclusion S in 5CrNiMo Steels;
5CrNiMo钢中大尺寸稀土夹杂物的形貌和形成动力学研究
Inclusions of C-Mn Steels in Continuous Casting Crystallizer by Rare Earths Treatment
连铸结晶器喂稀土处理的碳锰钢夹杂物研究
Study on Spectra Properties of Rare Earth Ions Doped PMMA;
稀土离子掺杂聚合物光谱性能的研究
Doping Effects of Dy and Yb in rare-earth doped manganic oxides;
Dy、Yb掺杂稀土锰氧化物的磁性和电性
Development of Rare-Earth Doped Alkaline-Earth Compound Luminescent Materials;
稀土掺杂碱土金属化合物发光材料的研制
The Properties of Rare Earth Complex Doped in Polymer System;
稀土配合物与聚合物掺杂体系性能的研究
Luminescence Modulation of Lanthanide Complex-doping Azobenzene-containing Polymers System
稀土配合物掺杂偶氮苯聚合物体系的荧光调制
Synthesis、Characterization and Fluorescence Properties of Rare Earth-Rare Earth and Rare Earth-Non-Rare Earth Mental Doped Complexes with Crown Ethers and p-Phthalic Acid;
掺杂稀土及非稀土金属的稀土冠醚对苯二甲酸配合物的合成、表征及荧光性能
The Study of the Doping Effects in Rare Earth Manganites of Perovskite System;
钙钛矿型稀土锰氧化物中掺杂效应的研究
Study on the Fluorescence Properties of Rare Earth-Doped Fluorides Nanoparticles with Different Composition;
不同组成稀土掺杂纳米氟化物的光谱性质研究
Preparation and Performance of Rare Earth Doped Organic Complexes;
稀土掺杂有机配合物的合成与性能研究
Study on the Synthesis and Fluorescence Properties of Rare Earths Doped Fluorides Nanoparticles;
稀土掺杂纳米氟化物制备及光谱性质研究
Preparation and Characterization of Rare Earth Ternary and Doped Fluorescent Complexes;
稀土三元和掺杂荧光配合物的合成和性质研究
Study on Photoelectric Properties of Novel Rare Earth Complexes in Doped Systems;
新型稀土配合物掺杂体系光电特性研究
Synthesis of Rare Earths Doped Fluorides and Study on Emission Band FWHM Broadening;
稀土掺杂氟化物的合成及谱带宽化的初探
Study of Nanocomposite Luminescent Materials Doped-with Er(Ⅲ)、Eu(Ⅲ) Complexes;
掺杂稀土铒（Ⅲ）、铕（Ⅲ）配合物纳米发光材料的研究
The Synthesis and Catalytic Capability Research of Heterocycle Derivatives Rare Earth Complexes;
杂环稀土配合物的合成与催化性能研究
Synthesis and Fluorescence Properties of Rare-earth Doped Complex Fluoride Nanoparticles;
稀土掺杂复合氟化物纳米晶的制备和发光特性