查询词典 yttrium

Owing to the high performance,the second generation(2 G) high T_C superconducting tape s based on yttrium barium copper oxide have attracted much attention of the researchers worldwide to develop the processing techniques for application.

以YBa2Cu3O7-x超导涂层为导体的第二代高温超导带材由于其优异的本征性能，吸引着科学家不断探索和研究其实用成材技术。

The method of preparation heavy rare-earth carbonate crystal was expounded, which used ammonium bicarbonate to precipitate yttrium-based heavy rare-earth solution.

文章阐述了钇基重稀土溶液用碳酸氢氨沉淀得到晶型重稀土碳酸盐的方法。

The main products are subsidiary materials in casting which include Yttrium sol, quick drying Silica sols, Deformers, Unmolds, Clearer.

产品/Product：本公司为武汉市高新技术企业，在2004年以通过ISO9001国际质量认证，研发能力强，主要生产铸造行业辅助材料，钇溶胶，快干型硅溶胶，消泡剂，脱模剂，清洗剂等。

We mixed different fuel like Urea , Citric-acid and Glycin with Zircony-Nitrate and Yttrium-Nitrate respectively .

实验结果显示以尿素做为燃料，与硝酸氧锆、硝酸钇安定剂在 350 ℃的温度下可合成奈米氧化锆粉末。

Radioembolization of liver cancer has been proven to be an effective therapy innuclear medicine. The yttrium-90 glass microspheres has been used to treat both primaryand metastatic liver tumors in clinic with encouraging results.

放射性栓塞治疗肝癌被认为是一种有效的医疗手段，~(90)Y标记的玻璃微球已经应用于临床治疗原发性和转移性肝癌并取得了良好的治疗效果。

By using magnetron sputtering technique, the rare earth films including Ce-rich mischmetal, La-rich mischmetal, lanthanum and yttrium were prepared on glass, ITO glass and Si substrates under the vacuum environment. The crystal structure, surface morphology, electrochemical properties and optical performances during the hydriding/dehydriding process were investigated, the reaction mechanism and invalidation reason were analyzed as well.

本文采用直流磁控溅射方法分别在玻璃、ITO玻璃和Si片等基体上制备了富铈、富镧、La和Y等稀土系薄膜，对所制备的稀土薄膜在气态和电化学充放氢过程中的晶体结构、表面形貌、电化学性能和光学性能等进行了研究，并对其反应机理和失效原因进行了探讨。

The effect of rare earth metal yttrium on the microstructure, chemical composition, hardness, and wear resistance of vacuum fusion sintered Ni-based coatings was studied.

研究了稀土金属Y对真空熔结Ni基合金涂层显微组织及化学组成、硬度和耐磨性的影响。

Key words: sodium yttrium tungstate crystal doped with neodymium; Raman spectra; absorption spectrum; Czochralski method

为此，采用提拉法生长了 Nd ， NYW 晶体，分析了晶体的红外光谱、 Raman 光谱和吸收光谱。

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。