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- effective atomic number rule 有效原子序数法则
- Having an atomic number greater than 92. 超铀的原子序数超过92的
- effective atomic number 有效原子序数
- The atomic number appears as a subscript. 把原子系数标在左下角。
- Having an atomic number greater than92. 超铀的原子序数超过92的
- Atom number eight is called oxygen. 原子序数为8的物质叫做氧。
- A type of atom specified by its atomic number, atomic mass, and energy state, such as carbon 14. 核种由它的原子序数、原子量和能量状况具体确定的一种原子，如碳14。
- Semimetallic chemical element, chemical symbol B, atomic number 5. 半金属的化学元素，化学符号B，原子序数5。
- No change in atomic number is possible without a radical change in properties. 性质不发生根本的改变，原子序数的改变是不可能的。
- "Boron: Semimetallic chemical element, chemical symbol B, atomic number 5. 硼：半金属的化学元素，化学符号B，原子序数5。
- The acidic basic property of hydrated oxides was characterized by the effective static potential Z * /r of the center ions and the drawing of Z * /r -Z (atomic number) has been made. 用中心离子的有效离子势Z?/r来标度氧化物的水合物酸碱性;并绘出了Z?/r- Z(原子序数)图.
- This paper treats the simple history, bisic principles, analytical method, apparatus and application of Zeeman effect atomic absorption spectroscopy which has been developed. 本文叙述了塞曼效应原子吸收光谱分析方法简史、基本原理、分析方法、仪器和应用。
- The relation between the effect of adding rare earth oxides (CeO_2, Pr_2O_3 and Nd_2O_3) and their atomic number has been correlated. It was discovered that the selectivity of propene increases as the atomic number increases. 关联了CeO_2、Pr_2O_3与Nd_2O_3的稀土效应与其原子序数的关系,发现丙烯选择性随原子序数增加而提高。
- The rare-earth elements with atomic numbers 57 through 71. 原子量为从57到71的稀土元素。
- The filter is constructed as a sandwich from three materials of different atomic number. 屏蔽物由不同原子序数的三种物质的夹层组成。
- The electron range increases with decreasing atomic number and increasing incident beam energy E0. 电子射程随着原子序数的减少和入射束能量E0的增加而增加。
- The EOF has been detected by using the method of iterative analysis in CEC based on the carbon number rule of homologous retention value.The Results are better than those determined by thiourea. 根据反相高效液相色谱中同系物保留值的碳数规律,通过迭代分析的方法测定了毛细管电色谱中的电渗流速率,并与一般的测定方法加以比较,探讨了影响电渗流速率测定结果的可能原因。
- A type of atom specified by its atomic number,atomic mass,and energy state,such as carbon14. 核种由它的原子序数、原子量和能量状况具体确定的一种原子，如碳14
- History of each element, atomic number, symbol, electron configuration, isotopes, its properties and its cost. 提供每个元素的基本信息、同位素、价值和历史。
- That's rather an effective use of color. 这种使用颜色的手法效果相当好。
