1.
Relative Effects and Characters of the First Supplement Group Elements;
相对论性效应和第一副族元素的性质
2.
actinide chalcogenide
锕系元素硫族元素化合物
3.
any of the chemically inert gaseous elements of the helium group (group 8A or 0 of the periodic table).
元素周期表中氦族（A族或族）中任何在化学上具有惰性的气体元素。
4.
Application of ICP-MS to Detection of Mineral Elements and Heavy Metals in Cassava's Byproducts
ICP-MS测定木薯生产副产物的矿质元素和有害重金属元素
5.
Teaching of Periodic Table of Elements;
主族元素族序数的快速推断法——元素周期律周期表教学一则
6.
Layered Growth Model for Alloys of Groups Ⅲ-Ⅴ and Ⅳ
Ⅲ-Ⅴ族和Ⅳ族元素合金的层生长模型的研究
7.
A group of elements with similar chemical properties.
同族具有相近的属性的一组元素
8.
A column in the periodic table of the elements.
属，族元素周期表上的一栏
9.
General Inorganic Chemistry: main group elements and their compounds.
基础无机化学：主族元素及其化合物。
10.
The relation of the elements of a periodic family or group.
同周期同一周期族或组的元素的关系
11.
The analytical methods for determination of platinum group elements in geological samples.
地质样品中铂族元素的分析测定方法
12.
Support vector machine of elemental concentrations in the human hair covering Tu,Zang and Hui nationalities of Qinghai
青海世居土族、藏族和回族人发中微量元素的支持向量机研究
13.
a radioactive transuranic metallic element; found in trace amounts in uranium ores; a by-product of the production of plutonium.
一种放射性超铀金属元素，在铀矿中有少量存在，是制造钚的副产品。
14.
Every element tends to satisfy both its primary and secondary valence.
每一元素倾向于既满足它的主价又要满足它的副价。
15.
Study on the Effects of the Desulphurization Byproduct in Coal-fired Flue Gas on the Effective Content of Nutrient Elements in Solonetzs;
燃煤烟气脱硫副产物对碱土营养元素有效含量的影响研究
16.
Dopants for silicon wafers are found in Groups III and V of the Periodic Table of the Elements.
晶圆片搀杂剂可以在元素周期表的III和v族元素中发现。
17.
She gives herself aristocratic airs.
她装出一副贵族的样子。
18.
tetragonal paramorphic hemihedral class
正方副象半面象晶族