1.
Relation between ionization energy of isoelectronic atom & ion and atomic number;
等电子原子离子的电离能与原子序数的关系
2.
any element having an atomic number greater than 92" (the atomic number of uranium); all are radioactive.
原子序数在以后（铀的原子序数）的元素，都是放射性元素。
3.
Having an atomic number greater than92.
超铀的原子序数超过92的
4.
"Helium: Chemical element, chemical symbol He, atomic number 2."
氦:化学元素,化学符号He,原子序数2。
5.
Atom number eight is called oxygen.
原子序数为8的物质叫做氧。
6.
any element of the lanthanide series (atomic numbers 57" through 71").
稀土属的任一种元素（原子序数至之间）。
7.
Constituents of these salts have high atomic numbers( the number of protons in an atom of a particular element), so they tend to arrest radiation more effectively.
这些盐类成份的原子序（原子内的质子数）高，故可更有效地阻挡辐射。
8.
They have the same atomic number and hence nearly identical chemical Behaviour But different atomic masses.
它们有相同的原子序数,因此化学行为几乎完全一样,但原子量不同。
9.
All elements is a substance all of whose atoms have the same atomic number.
元素是其成分中所有原子的原子序数都相同的物质的总称。
10.
"In the 20th century, when the structure of atoms was understood, the table was seen to precisely reflect increasing order of atomic number."
20世纪,在了解原子结构后,周期表可精确地反映原子序数增加的顺序。
11.
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。
12.
"Hydrogen: Lightest chemical element, chemical symbol H, atomic number 1."
氢:一种轻的化学元素,化学符号H,原子序数1。
13.
The Research and Development of Low-Z Elements EDXRF Analyzer;
低原子序数元素能量色散X荧光仪的研制
14.
The principles governing leaf arrangement.
叶序学支配叶子顺序排列的原则
15.
Collation conflict caused by collate clauses with different collation '%.*ls' and '%.*ls'.
排序规则冲突，原因为排序子句采用不同的排序规则''%1!''和''%3!''。
16.
An Atomic Transaction may not have exception handlers
原子事务可能不具有异常处理程序
17.
General Principles and A Universal Procedure for Wheat Seed Production
小麦种子繁育的一般原则和通用程序
18.
Spectrochemical order and valence shell electronic structure of coordination atoms;
光谱化学序列与配位原子的价层电子结构