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When rare earth metal ion is used, the tetrazine is opened with unusually way. 而稀土与四嗪作用时发现四嗪环的异常开环。
The oscillatory relaxation of the rare earth metal surfaces has been investigated with LEED spectra. 用LEED谱，研究了稀土金属表面的振动弛豫。
Yet another rare earth metal, lanthanum, is a major ingredient for hybrid car batteries. 而另一种稀土金属镧，则是混合动力车电池的主要原料。
Kang S K,Gow K V. Mechanical properties of rare earth metal treated rail steel [J]. Metal Trans, 1979,10A(10) : 1800. 林勤;付廷灵.;高碳钢中稀土元素与碳相互作用的研究[J]
Main products are W crucible, W electrode, W tube, W target, applying to rare earth metal extracting quartz glass . X-rary tuck . We can and shape according to users request . 主要产品有钨坩埚、钨电极、钨筒、钨靶、适用于稀土冶炼、石英玻璃行业、X光管等，也可根据客户要求，制作不同规格，形状的钨制品。
Rare earth metals have purifing and fining and alloying effects. 稀土金属在铝合金中具有净化、细化和合金化效果。
Shi Min,Cui Shi-Cong.Electrophilic aromatic nitration using perfluorinated rare earth metal salts in fluorous phase [J].Chem Commun,2002,9:994-995. 易文斌;蔡春.;全氟辛基磺酸稀土金属盐催化氟两相酯化反应[J]
Kang S K, Gow K V. Mechanical properties of rare earth metal treated rail steel [J]. Metal. Trans., 1979, 10A(10): 1800. 林勤;付廷灵.;高碳钢中稀土元素与碳相互作用的研究[J]
On purpose to improve the silk fiber performances, the sericin fixing agent containing rare earth metal ions was used to fix the sericin to weight the silk fibers. 以改善真丝纤维的性能为目标,采用含稀土金属离子的丝胶固着剂来固着丝胶,达到了增重真丝纤维的目的。
Main products are W crucible, W electrode, W tube, w target, applying to rare earth metal extracting quartz glass. X-rary tuck . We can and shape according to users request . 产品有钼顶头、钼板坯、钼杆、钼圆片、钼电极、钼坩埚、还可根据用户要求生产各种形状、尺寸、性能的钼制品。
The structure changes of silk fiber with different weight gain, by using sericin fixing agent containing rare earth metal ion, were studied in this paper. 用稀土金属离子通过形成配位结合来固着丝胶,制备了不同增重率的丝纤维,研究了增重丝纤维结构变化。
Mansfeld F,Chen C,Breslin C B,et al.Sealing of anodized aluminum alloys with rare earth metal salt solutions[J].Journal of the Electrochemical Society,1998,145(8):2792. 李久青;卢翠英;田虹;等.;铈盐在铝合金阳极氧化后处理工序中的应用[J]
Microstructural Characteristics of Laser Clad Coatings with Rare Earth Metal Elements, Journal of Materials Processing Technology, K.L.Wang, Q.B.Zhang,M.L.Sun,139(2003), P448-452. 碳纳米管/聚乙烯复合材料薄膜紫外线透过性能的研究,高等学校化学学报,狄泽超,卢伟哲,王昆林,梁吉,25(2),2004,394-396;
In order to get the best process condition, the sericin fixing rate as a function of temperature, time, pH value, concentration of rare earth metal ion and accelerating agent were investigated in this work. 探讨了各种工艺因素，如温度、时间、pH值、稀土金属离子浓度、促进剂浓度等对丝胶固着率的影响，从而得到不同丝胶固着率的最佳工艺条件。
It is used in rare earth metals smelting or used as high temperature containers. 主要用于稀土金属冶炼等用。作高温容器。
The influence of the oxygen balance of pyrotechnical combustion agent and the structure of its rare earth metal shell on the burning performance of the combined combustion element were studied. 分析了烟火燃烧剂的氧平衡及稀土壳体的结构对复合燃烧元件燃烧性能的影响,提供了复合燃烧元件的各项物化性能数据。
A reddish-brown mineral containing rare earth metals; an important source of thorium and cerium. 一种红褐色矿物，含稀土金属，是钍和铈的主要来源。
Gschneidner K A Jr.Preparation and purification of rare earth metals and effect of impurities on their properties. 汤爱涛.;稀土在铝合金中的除渣和除气的若干热力学和动力学分析[J]
The chemical structure changes of the silk fibers after the sericin fixing with the sericin fixing agent containing rare earth metal ions were analyzed with FT-IR and laser Raman spectra. 用傅里叶红外光谱和激光拉曼光谱分析了经含稀土金属离子的丝胶固着剂对真丝纤维进行丝胶固着后丝纤维化学结构的变化。
The reactions of thiophene contained in FCC naphtha over USY zeolite, rare earth metal exchanged Y zeolite and Zn modified Y zeolite were studied on the MAT and correlated with zeolite acidity. 采用催化裂化微型反应评价装置,考察了不同稀土含量的Y型分子筛及其锌改性后对催化裂化汽油中噻吩硫转化能力的影响,并与分子筛酸性关联,提出噻吩反应的可能途径。

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