rare noble metal

rare noble metal 基本解释

网络  稀有贵金属

化学

重点词汇

• metaln. 金属, 金属制品, 合金, 本质, 质料 a. 金属制的 vt. 以金属覆盖
• noblen. 贵族 a. 高贵的, 高尚的, 贵族的, 辉煌的
• rarea. 稀罕的, 罕有的, 珍奇的, 稀薄的, 半熟的, 非常好的 adv. 非常

rare noble metal 双语例句

1. 1、 The utility model has wide application for extracting rare metal, noble metal and non-ferro metals.
   广泛用于提炼稀有金属、贵金属、有色金属。
2. 2、 However, ruthenium is a rare and noble metal on earth, thus it is impossible in industry for the Ru-based catalyst to replace iron-based catalysts in the near future.
   由于钌的稀有和昂贵，在可以预见的时间内，钌催化剂不可能立即取代铁催化剂。
3. 3、 Research on the behavious of rare earth complex oxides three-way catalysts with a little noble metal for automotive exhaust pollution control
   稀土复合氧化物加少量贵金属汽车尾气三效催化剂性能研究
4. 4、 The addition of a rare earth metal oxide ( CeO2) and a noble metal ( Pd) in a small amount to such catalysts could improve their activities to an extent.
   添加少量稀土金属氧化物CeO2和贵金属Pd对活性均有一定的改善作用；
5. 5、 Fourth, rich microelements in oil in Daqing Oilfield points to new directions of "petroleum metallurgy" technology research and development and rare and noble metal development.
   四是大庆油田石油中丰富的微量元素是开展石油冶金技术攻关以及开发稀有贵重金属的新方向。
6. 6、 Because of its special structure made perovskite type rare earth compound oxide become exhaust catalyst materials which have the most hope can replace noble metal three way catalysts.
   钙钛矿型稀土氧化物由于其特殊的结构特性，使它成为最有希望替代贵金属三效催化剂的尾气催化材料。
7. 7、 Rhenium is a rare disperses noble metal.
   铼属于贵重稀散金属，对分析要求较高。
8. 8、 Rare earth oxidation showed excellent synergy effect when mixed with the noble metal and transition metals.
   稀土氧化物与贵金属和过渡金属在混合作用时，展现出很好的协同效应。