查询词典 alkali metals

The calculated results indicate that Chens lattice inversion method was exact for radial interatomic potential of alkali metals with much faster convergence than CGE method.

计算表明，陈氏三维晶格反演比CGE方法具有更快的收敛性，容易获得较高精度的原子间相互作用势。

After several tests for the interatomic potential, it is shown that the structure, statics, dynamics of alkali metals clusters have been calclulated exactly, this indicateds the validity of the inversion pair potention.

获得的原子间相互作用势，可以较精确地应用于碱金属的结构、静力学和动力学的计算。

J. Thénard he improved Davy's method of isolating alkali metals, showed chlorine to be an element, and isolated boron.

他尊重事实而不迷信权威。因此，他能够洞察人们所不知的奥秘，发现科学真理。

The hydrogenation of alkali metals using lanthanide trichloride and naphthalene as catalyst has been studied.

本文研究了稀土氯化物对碱金属氢化反应的催化作用。

Rb and Cs were always exist together with lithium in nature, especially in lithia mica Recently,the rare alkali metals Rb and Cs as well as their compounds have found wide application in new energy and new materials,especially in the field of catalytic performance to the formation of organic and inorganic compounds.

近年来，稀碱金属铷、铯及其化合物在新能源、新材料中的应用受到广泛重视，在无机及有机配合物催化性能方面的研究日益增多。

Trace elements ratio of Ba/Rb (1235) and variation of alkali metals might indicate the metasomatism of fluids.

微量元素比值Ba/Rb(12~35)和碱金属的变化暗示源区可能遭受过流体的交代作用，源岩可能是富集的二辉橄榄岩。

The paper indicate the effectiveness of Chens lattice inversion method in study of interatomic potentials for alkali metals structure and thus this methods provides a analytic approach todetermine the interatomic potentials in the materials of this kind.

这为确定此类金属材料中的原子间相互作用对势提供了一个解析的途径。

Heavy and rare alkali-metals rubidium and cesium, possessing extremely high chemical properties and nearly perfect physical merits...

重稀碱金属铷和铯具有极高的化学活性和优异的光、电等物理特性，近年来在高科技领域里的应用日益拓展。

Heavy and rare alkali-metals rubidium and cesium, possessing extremely high chemical properties and nearly perfect physical merits of optics and electricity, have been finding more and more applications in the field of high technology in the last decades.

重稀碱金属铷和铯具有极高的化学活性和优异的光、电等物理特性，近年来在高科技领域里的应用日益拓展。

The viscosities of tellurite glasses containing different alkali metals were studied, and the curves were fitting by Levenberg-Marquardt method.

研究了不同碱金属离子的碲酸盐玻璃在较低温度范围内的粘度曲线，并采用麦夸特优化算法对曲线进行拟合。

According to the clear water experiment, aeration performance of the new equipment is good with high total oxygen transfer coefficient and oxygen utilization ratio.

曝气设备的动力效率在叶轮转速为120rpm～150rpm时取得最大值，此时氧利用率和充氧能力也具有较高值。

The environmental stability of that world - including its crushing pressures and icy darkness - means that some of its most famous inhabitants have survived for eons as evolutionary throwbacks, their bodies undergoing little change.

稳定的海底环境─包括能把人压扁的压力和冰冷的黑暗─意谓海底某些最知名的栖居生物已以演化返祖的样态活了万世，形体几无变化。