查询词典 yttrium

Since the atomic radius of cerium or yttrium is at the border between the Th〓Ni〓-type and the rhombohedral Th〓Zn〓type structure, the influence of different annealing temperatures on the crystal structure of Ce〓Co〓 and Y〓Co〓 compound was clarified.

测量并获得了这些化合物的晶体结构类型、点阵常数、晶胞体积、居里温度、在5K和300K时化合物的饱和磁化强度和每个Co原子的平均磁矩、各向异性场、各向异性常数、自旋重取向温度以及补偿温度等，并获得了相应化合物的磁相图。

Yttrium oxide and cerium oxide produced only for the follow-up study done on the basis of feasibility analysis.

氧化钇和氧化铈的制备仅仅为后续研究做可行性分析提供依据。

The presence of yttrium is beneficial to reduce the corrasion rate of pure Co.

给定温度下纯Y的腐蚀膜具有保护性。

Few Canadians will admit to hankering for yttrium, terbium or dysprosium; fewer still could tell the differences between them.

很少加拿大人会承认渴求钇、铽或镝；更少人能说清它们的区别。

Yttrium'.'' and erbium and tantalum and other minerals.

钇'。''、铒、钽和其他矿物的氧化物组成。

A dark mineral consisting of oxides of yttrium and erbium and ''.

一种黑色矿物，由钇、铒、钽和其他矿物的氧化物组成。

A dark mineral consisting of oxides of yttrium and erbium and tantalum and other minerals.

一种黑色矿物，由钇、铒、钽和其他矿物的氧化物组成。

Background. The use of the erbium, chromium:yttrium-scandium-gallium-garnet laser has become accepted in the field of cavity preparation.

这一由奥地利科学家进行的研究证明，通过发展小型化、柔韧的纤维就可以使激光用于牙髓方面的治疗。

Effects of yttrium and erbium on the microstructure and the mechanical properties of the 2519 aluminum alloy were investigated by means of optical microscope, SEM, X-ray and tensile test.

用光学显微镜、扫描电镜、X射线衍射分析、拉伸实验等研究了钇、铒对2519铝合金组织及力学性能的影响。

"Euxenite:a lustrous, blackish-brown rare -earth mineral consisting primarily of cerium, erbium, titanium, uranium, and yttrium."

黑稀金矿：一种光亮的棕黑色稀土矿石，主要由铈、铒、钛、铀和钇构成。

The absorption and distribution of chromium were studied in ryeusing nutrient culture technique and pot experiment.

采用不同浓度K2CrO4(0，0.4，0.8和1.2 mmol/L)的Hoagland营养液处理黑麦幼苗，测定铬在黑麦体内的亚细胞分布、铬化学形态及不同部位的积累。

By analyzing theory foundation of mathematical morphology in the digital image processing, researching morphology arithmetic of the binary Image, discussing two basic forms for the least structure element: dilation and erosion.

通过分析数学形态学在图像中的理论基础，研究二值图像的形态分析算法，探讨最小结构元素的两种基本形态：膨胀和腐蚀；分析了数学形态学复杂算法的基本原理，把数学形态学的部分并行处理理念引入到家实际应用中。