praseodymium是什么意思,praseodymium怎么读,
英式发音:[ˌpreɪziəʊˈdɪmiəm] 美式发音:[ˌpreɪziəʊˈdɪmiəm]
1.A metallic mixture, once considered an element, composed of neodymium and praseodymium.
钕镨合金一种金属混合金属,曾被当作一个元素,是由钕和镨组成的。
2.The mechanism of formation of yellow praseodymium zircon pigments has been investigated by using platinum wire-marker technique.
用铂丝标记技术研究了镨锆黄颜料的形成机理。
3.In citric acid praseodymium could be quantitatively deposited at mercury cathode, while the deposition percentage of neodymium is 97%.
镨在柠檬酸溶液体系中可定量地进入汞相,钕的电沉率亦达97%左右。
4.Methods Effects of yttrium chloride and praseodymium chloride on human lymphocytes cultured in vitro were studied by micronucleus test.
用微核试验法研究了氯化钇和氯化镨对体外培养的人淋巴细胞微核率的影响。
5.The influence of Lanthanum, Cerium, Yttrium, Praseodymium and Neodymium on weld hot cracking susceptibility of the pure nickel electrode used for cold welding of cast iron was studied.
研究了纯镍铸铁焊条冷焊时,稀土金属镧、铈、镨、钇及钕对焊缝热裂纹敏感性的影响规律,并分析了铈对焊接接头力学性能和加工性能的影响。
6.The synthesis, refinement and characterization of the phthalocyanine of europium, praseodymium and neodymium were intensively studied.
本文研究了铕酞菁、钕酞菁利镨酞菁配合物的合成、提纯与表征的方法。