化学镀液中的镍离子在催化中心的作用下,被还原成金属镍原子而沉积下来。
Nickel coating is deposited through REDOX reaction in the presence of catalytic centers.
他们选取一个铅原子,将其加速,让它与镍的原子碰撞。
They take an atom of lead, accelerate it, and have it collide with an atom of nickel.
由此,他们决定使用另一种微小原子行构成的金属——纳米结晶镍。
For this reason they decided to work with nanocrystalline nickel, another material formed from minute atomic rows.
他们取了个晶体,一个具有规则原子平面的,镍晶体,这些面间距差不多也是一埃或者更少,它们放射出X射线。
They took a crystal, this is a single crystal of nickel that has regular planes of atoms, and those planes are spaced on the order of an angstrom or less apart, and they irradiated this with x-rays.
提出用空气乙炔原子吸收光谱法进行电化学浸渍液乙醇溶液中镍含量的测定。
The air acetylene atomic absorption spectrometry is used for measuring the nickel content in hydrogen battery electrochemistry impregnate ethanol solution.
采用空气-乙炔火焰原子吸收光谱法快速测定装饰用焊接不锈钢管的镍含量,测定波长为232。
Nickel content in welded stainless steel pipe for decoration was determined fast by flame atomic absorption spectrophotometry, and the wavelength of determination was 232.
文章运用了空气-乙炔火焰原子吸收光谱法进行羰基镍粉中铁含量的测定。
The application of air-acetylene flame atomic absorption spectral method for measuring the iron content in carbonyl nickel powder is studied.
本文采用原子模拟技术,研究了不同溶液中碳酸镍的结晶行为。
Crystallization behaviors of nickel carbonate in different solutions are investigated via atomistic simulation technique.
本文采用流动注射在线萃取火焰原子吸收光谱法测定硫酸镍电解液中微量铅。
An on line extraction flow injection method was developed for the determination of trace lead in nickel sulfate electrolyte using flame atomic absorption spectrometer as the detector.
同时比较了两种方法的样品测试值,证实火焰原子吸收光谱法测试不锈钢食具中的铅、铬、镍切实可行。
Compared the sample test result of two kinds of methods, It proves the meth - od that flame atomic absorption spectrometer determinates Pb, Cr, Ni in stainless steel food container is feasible.
结论:石墨炉原子吸收光谱法分析测定涉水产品中镍增加量是一种灵敏可靠、简便快捷的方法。
Conclusion: Graphite furnace atomic absorption spectrometry is sensitive, reliable simple and rapid for determination of the increment of nickel soak from the equipment of drinking water.
他们选取一个铅原子,将其加速,让它与镍的原子碰撞。
They take an atom of lead, accelerate it and have it collide with an atom of nickel.
流动注射在线共沉淀分离富集-火焰原子吸收法现场快速测定钴镍基体中的微量钙。
A flow injection on-line coprecipitation system has been coupled with an atomic absorption spectrometric system for the determination of trace calcium in bulk of cobalt and nickel matrix.
模拟采用原子镶嵌势描述原子间作用,得到镍单晶薄膜的弹性模量,分析了拉伸过程中系统原子能量、应力变化和外荷载的关系。
The evolvement of atomic energy and arrangement of atoms in the model, the initiation and expansion of damage and the elastic modulus of monocrystalline nickel were obtained.
建立火焰原子吸收光谱法用于测定矿物药赭石和红矿中微量元素钙、铜、锌、锰、镍、铬、铅的含量的方法。
Established a method determining the content of trace elements copper, zinc, manganese, lead, chromium, calcium, nickel of haematitum and red ore by FAAS.
本文用流动注射-在线萃取火焰原子吸收法测定了人发中微量的铬和镍。
Trace amount of chromium and nickel was determined using a flow injection on line extraction FAAS system.
镍离子与两个丁二酮肟配体上的四个氮原子和两个甲酸根离子上的碳原子配位进而形成八面体配位环境。
The Ni(II) cation has a distorted octahedral geometry defined by five N atoms from two dimethylglyoxime molecules and two O atoms from two formate anions.
采用火焰原子吸收光谱法进行镉镍电池陶瓷绝缘子镀液中锌、铜、铁含量的连续测定。
Continuous determination of zinc, copper and iron in porcelain insulator plating liquid of cadmium nickel battery was carried out by flame atomic absorption spectrometry.
前言: 采用疏基棉分离富集技术,以火焰原子吸收光谱法测定了水中痕量镍元素的含量,相对标准偏差为2.3~2.5,回收率为99.8%~100.1%,取得了比较满意的实验结果。
Content of Ni2+ in water was determined by atomic absorption spectrometry after separating and enriching with sulphdryl cotton. In this method, RSD was 2.3~2.5, and recovery was 99.8%~100.1%.
研究了用火焰原子吸收法分析高纯铅中痕量钴、镍的测定条件。
The optimum conditions for determining trace of cobalt and nickel in high purity lead by FAAS were studied.
由IR及XPS分析说明在丙烯酰胺-镍络合物中,与镍离子发生了络合作用的是羧基上的氧原子。
It was proved by IR and XPS analysis that in acrylamide-Ni complex carbonyl oxygen coordinated with nickel ion.
在硝酸钠存在下碘化钾-孔雀绿-水液-固体系浮选分离铋,采用石墨炉原子吸收法对高纯镍中痕量铋进行了分析。
A new method for the flotation separation of Bismuth is used by the way of potassium iodide - malachite green - water liquid - soild system and determining Bismuth in high purity nickel in this essay.
通过试验得出结论:化学镀镍层有渗氢现象, 原子态氢集聚形成气泡。
The research results show that hydrogen permeation reacts on the chemical nickel coating, and hydrogen-atom gathers to form bubble.
以镍、钴、钯镀层作为铜基体镀金的防渗铜中间层可以有效地防止铜原子扩散到金属表面。
Nickel, cobalt and palladium electrodeposits used as barrier layer between copper basis and gold deposit can effectively reduce migration of copper atom to gold upper deposit.
提出用一氧化二氮乙炔火焰原子吸收光谱法测定镉镍电池浸渍液中硅含量。
The application of nitrous oxide-ethyne flame ato mic absorbing spectral method to measure the content of silicon in Cd-Ni batteries impregnating solution is studied.
采用原子吸收法测定了湛江不同茶场出品的绿茶茶水中的锌、铜、铁、钙、镁、锰、镉、镍、铅的含量。
Atomic absorption spectroscopic method is used to determination of the content of Zn, Cu, fe, Ca, Mg, Cd, Ni and Pb in green teas produced by different tea plantations in Zhanjiang.
羰基很容易与镍或钴原子结合,可是键结并不强,因此它还是可以与其他分子结合,甚至“跳船”形成更大的分子。
Carbonyl groups readily attach themselves to nickel or cobalt atoms, but not so strongly that they cannot link to other molecules and jump ship to form larger molecules.
采用火焰原子吸收分光光度法测定7种治疗胃炎中成药物中铬、镍、铅、镉的含量。
The contents of Cr, Ni, Pb and Cd in 7 kinds of treatment gastritis Chinese traditional medicines were determined by FAAS.
采用火焰原子吸收分光光度法测定7种治疗胃炎中成药物中铬、镍、铅、镉的含量。
The contents of Zn, Mn, Cu and Fe in 7 kinds of treatment gastritis Chinese traditional medicines are determined by FAAS.
采用火焰原子吸收分光光度法测定7种治疗胃炎中成药物中铬、镍、铅、镉的含量。
The contents of Zn, Mn, Cu and Fe in 7 kinds of treatment gastritis Chinese traditional medicines are determined by FAAS.
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