查询词典 yttrium

The different kinds of yttrium fluoride have been prepared via a simple hydrothermal method in the presence of sodium nitrate.

4用两个反应体系合成出具有不同形貌的CeO2，并分别讨论不同反应体系对产物的影响。

At the same time we produce high purity magnesium oxide powder, activate magnesium oxide powder, high purity fused magneisum oxide powder, Strontium Titanate powder, and supply Yttrium Oxide powder, magnesium oxide hydroxide powder.

同时又生产国内领先的高纯度氧化镁粉、高纯度活性氧化镁粉、高纯度电熔陶瓷氧化镁粉、钛酸锶粉等粉体材料，并还能提供高纯度二氧化钛粉和氧化钇粉以及高纯度氢氧化镁等原料。

Strontium and yttrium can be separated by changing the acidity, and it can be used to separate the radioactive Sr from matrix.

通过调节萃取液的pH值，可实现Sr和Y的分离，并可将其用于裂变产物中放射性Sr的分离。

We firstly succeeded in the separation of the new cationic complexes of tetrakis (4-methoxyphenyl) porphyrin with yttrium, erbium, thulium and ytterbium (RE-TMOPP-Cl) by reserved-phase high performance liquid chromatography.

我们首次用高效液相色谱分离了性质极其相似的钇、铒、铥和镱四个重稀土的阳离子型四（4-甲氧基苯基）卟啉配合物。

A trivalent metallic element of the rare earth group; usually occurs in association with yttrium.

一种稀土属的三价金属元素，通常与钇共生。

The influence of yttrium addition on the mechanical properties and microstructure of AM60 magnesium alloy were investigated.

主要研究了不同含量的Y对AM60镁合金组织和力学性能的影响。

The adhesion of the oxide scale was found to be remarkably improved by the addition of yttrium in the alloy.

钇的有益作用在于对Al~(3+)在α-Al_2O_3中扩散的有效抑制作用。

Yet according to Cox, yttrium was not even listed in the report.

但根据考克斯的说法，钇甚至没被列入这份报告之中。

Yttrium is helpful to improve phase compositions, microstructures and properties.

稀土元素可以显著改善涂层的相组成、组织和性能。

Another reason is that the growth mechanism of alumina scale is changed by yttrium addition.

Y提高Al2O3膜粘附性的原因还在于改变了Al2O3膜的生长机制。

Article 144 The Government of the Hong Kong Special Administrative Region shall maintain the policy previously practised in Hong Kong in respect of subventions for non-governmental organizations in fields such as education, medicine and health, culture, art, recreation, sports, social welfare and social

第一百四十四条香港特别行政区政府保持原在香港实行的对教育、医疗卫生、文化、艺术、康乐、体育、社会福利、社会工作等方面的民间团体机构的资助政策。原在香港各资助机构任职的人员均可根据原有制度继续受聘。

Small wonder, then, that the Chinese spend more in the shop than any other group of foreign visitors do .

这样的小惊喜，使中国顾客比任何国家的人消费得更多。