并非所有稀土元素都像钪、钇、镧加上14所谓的镧系元素那样稀少。
It is not as though the rare-earth elements-scandium, yttrium and lanthanum plus the 14 so-called lanthanides-are all that rare.
列维和他的同事们用原子力显微镜和两片绝缘体（镧氧化铝和锶钛氧化物），研制出了一枚纳米晶体管。
Using an atomic force microscope and two layers of insulators (lanthanum aluminum oxide and strontium titanium oxide), Levy and his colleagues created a nanoscale transistor.
而另一种稀土金属镧，则是混合动力车电池的主要原料。
Yet another rare earth metal, lanthanum, is a major ingredient for hybrid car batteries.
方法：镧示踪电镜法和干-湿重法。
METHODS: Lanthanum tracer electronic microscope method and drying wet method.
目的：探讨微量元素镧与龋病的关系。
Objective: To study the relation between microelement lanthanum and caries.
给出了一种含镧牙膏的配方。
A formula of toothpaste containing lanthanum salt was obtained.
柠檬酸镧给药组无明显作用。
No significant changes were found in lanthanum citrate groups.
以碳酸氢铵为沉淀剂合成了碳酸镧晶体。
Crystalline lanthanum carbonate was synthesized using ammonium bicarbonate as the precipitant.
研究了苯甲酸镧对PP流变性能的影响。
The effect of lanthanum benzoate on the rheological behavior of PP was studied.
对观察到的铬酸镧倾斜晶界进行了分析。
The analysis of tilt boundary observed in lanthanum chromates was made.
用低温燃烧合成法合成了铬酸镧纳米粉体。
Nano-powder of lanthanum chromites were synthesized by low-temperature combustion method.
说明：硝酸镧溶于水，在潮湿的空气中易潮解。
Description: Lanthanum Nitrate is soluble in water and moisture in wet air.
采用纳米铁酸镧与高分子复合材料制成湿敏元件。
A humidity sensor is fabricated with the composite material of nanometer lanthanum ferrite and the polymer.
合成了高氯酸镧和甘氨酸、丙氨酸的混配型配合物。
The mixed ligand complex of lanthanum perchlorate with glycine and L-alanine has been synthesized.
用高温固相法合成了具有缺陷发光的溴氧化镧基质。
The host of LaOBr, which has defect luminescence, was synthesized by high-temperature solid-state method.
目的探讨稀土三氯化镧对糖尿病大鼠炎症介质的影响。
Objective To investigate the effects of lanthanum chloride on serum inflammation media in diabetic rats.
目的：检测不同浓度氯化镧对人牙龈成纤维细胞的影响。
PURPOSE: To study the effect of lanthanum chloride at certain concentrations on the proliferation of human gingival fibroblast.
搀杂氧化镧的硫酸钛经高温焙烧后制得一种新型固体酸。
A new type of solid acid was prepared by calcinations of titanium sulphate doped lanthanum oxide.
目的探讨镧亚慢性暴露对大鼠外周血常规检查指标的影响。
Objective To explore the effect of lanthanum subchronic exposure on peripheral blood cells index in rat models.
本文研究了镧在钴基超合金GH188中的作用及其分配。
In this paper the role and distribution of La in the Co-base superalloy GH188 are investigated.
随着培养时间的延长，土壤提取液中镧的生物毒性逐渐减小。
When incubation time was prolonged, the biological toxicity of La in soil extractable solution had a tendency to decrease.
掺杂了氧化镧的硫酸钛经高温焙烧后制得新型固体酸催化剂。
A new type of solid acid was prepared by calcination of titanium sulphate doped with lanthanum oxide.
在同样的氧化条件下，六硼化铈在空气中比六硼化镧容易氧化。
It seems that cerium hexaboride is more easily oxidized than lanthanum hexaboride under the same oxidation conditions.
结论镧离子对大肠杆菌基因组dna可能具有降解或交联作用。
CONCLUSION: Lanthanide ions affected degradation and crosslinking on genomic DNA of E. coli.
采用溶胶-凝胶法，按化学配比将锂元素掺入铬酸镧中制得粉末。
Li-doped lanthanum chromite powders in stoichiometric proportions were prepared by sol-gel process.
钙钛矿型化合物镧钛酸盐是一种具有较高光催化活性的功能材料。
Layered lanthanum titanates are some kind of functional materials with higher catalytic activity.
使用粉末冶金工艺制备了不同体积分数稀土氧化镧颗粒掺杂的钼合金。
The rare earth lanthanum oxide doped molybdenum alloys containing different volume fraction lanthanum oxide particles were prepared by powder metallurgical processing.
采用粉末冶金法制备了微米尺寸和准纳米尺寸的氧化镧粒子增强钼合金。
The molybdenum alloy reinforced by lanthana particles with the sizes of nanometer and micron was prepared by powder metallurgy.
对含镧牙膏的功能、配方、制备进行了讨论。给出了一种含镧牙膏的配方。
The function, formula and preparation methods of lanthanum toothpaste were discussed in this paper. A formula of toothpaste containing lanthanum salt was obtained.
对含镧牙膏的功能、配方、制备进行了讨论。给出了一种含镧牙膏的配方。
The function, formula and preparation methods of lanthanum toothpaste were discussed in this paper. A formula of toothpaste containing lanthanum salt was obtained.
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