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- Rhenium is a rare disperses noble metal. 铼属于贵重稀散金属,对分析要求较高。
- rare noble metal [化] 稀有贵金属
- Ningbo Noble Metal Products Co., Ltd. 宁波江北诺宝金属制品有限公司。
- rare noble metals 稀贵金属
- THE MEDIUM-RELATED SURFACE OPTICAL PROPERTIES OF NOBLE METAL FILMS? 贵金属薄膜与介质相关的表面光学特性研究?
- Hydrogen and CO have both been used for estimation of noble metal surface areas. ?夂?O都已用来测定贵金属的表面积。
- This review summaries the application of ion exchangers in the separation and determination of alkali metals, alkali-earth metals, noble metals, rare earth elements and actinoid. 离子交换剂在萃取色谱中得到了广泛的应用，本文详细总结了离子交换剂在分析化学中用于碱金属、碱土金属、贵金属、稀土元素、锕系元素等的分离与测定。
- The necessity and possibility of replacement of noble metals by rare earth elements in the automobile exhaust catalyst control technology were elucidated. 阐述了汽车尾气催化净化工艺中用稀土代替贵金属的必要性和可能性。
- The hydro-dearomatization activities of noble metal catalysts are better than those of non-noble metal catalysts. 柴油加氢脱芳烃大多采用两段加氢工艺,将贵金属和非贵金属催化剂结合使用可以取得良好的脱芳烃效果。
- It has a significant economic value and environmental protection benefit to reutilize these noble metal elements. 除尘灰造球后加入电炉进行贵金属的回收或作为不锈钢生产的配料是比较合理的利用途径。
- There are two major kinds of dearomatic catalysts, which are supported metal sulfide catalysts and supported noble metal catalysts. 目前研究较多的脱芳烃催化剂有负载型金属硫化物催化剂及负载型贵金属催化剂。
- Pyrites often contain several nonferrous metal and noble metal elementS and thus can bepossessed of comprehensive utilization. 黄铁矿常含有多种有色金属和贵金属元素，具有综合利用价值。
- Recent progress in improving the sulfur resistance of noble metal aromatic saturation catalysts is reviewed in this paper. 本文着重对改善贵金属芳烃饱和催化剂抗硫性的最新研究进行了综述。
- Besides, core-shell Au/Ag nanoparticles were conveniently synthesized through two-step electroreduction of noble metal ions in the presence of PVPK30. 并用分步电化学还原法合成核壳结构的金银纳米复合粒子。
- The main reason to promote the growth of the global bells and wristwatches is the large increase of demands for noble metal bells and wristwatches. 拉动全球钟表增长的主要原因是贵金属钟表和手表的需求大增。
- The Nanling region is the most important nonferrous metallic,rare metallic,REE and noble metallic base of South Chian and one of the key survey area during the national tenth five-year plan. 南岭地区是我国南方有色、稀有、稀土和贵金属矿产的重要资源基地,是“十五”期间国土资源大调查矿产资源调查评价工作重点部署区之一。
- Although gold is one of the noble metal with lowest reactivity, dark pits were observed to form on the Au(111) surface in ambient by SPM. 摘要:金是活性低的贵金属，然而在大气下观察在金球上的金(111)表面，发现深色斑点在金表面形成。
- He is sprung from noble ancestors. 他出身名门。
- It was found that hexaaluminate was a promising catalyst for dimethyl ether catalytic combustion, superior to other catalysts such as noble metal and metal oxides. 通过对贵金属、金属氧化物和六铝酸盐等催化剂应用于二甲醚催化燃烧的比较，发现六铝酸盐最具研究应用前景。
- The pelletizing dust which was charged into EAF to recover the noble metal elements or was as the raw material of stainless steelmaking all is the good methods. 除尘灰造球后加入电炉进行贵金属的回收或作为不锈钢生产的配料是比较合理的利用途径。
