Reference substance is a chemical substance that is usually used in chemical analysis.

Physical and chemical analysis of food, that is, sampling of food.

对于食品理化分析, 就是对食品的抽样检测.

The present invention relates to the field of metal material chemical analysis.

本发明涉及金属材料化学分析领域.

Minimum 1 years equivalent work experience in Chemical Analysis.

至少1年化学分析相关工作经验.

Statistics by IR and chemical analysis testifies the above results.

IR和化学分析数据证实了上述实验结果.

Chemical analysis of inorganic compounds appears in Section 79.

对无机化合物的化学分析将出现在第79章.

Chemical: Analytical Chemistry: chemical analysis, analysis of equipment and new technologies.

化学:分 析化学: 化学分析, 分析设备和新技术.

They made spectroscopy a primary tool of chemical analysis.

他们使光谱学成为化学分析的主要工具.

Room-temperature ionic liquids are novel solvents that have great potentlal in chemical analysis.

作为新型溶剂,室温离子液体在分析中不同领域的应用研究如火如荼.

Experience with laboratory devices, physical and chemical analysis for materials.

熟悉材料的物理、化学性能及实验室操作.

Familiar with various plating processes and chemical analysis.

熟悉各种电镀工艺和化学分析.

Neutron activation or chemical analysis for uranium are used as a follow-up.

中子活化分析和化学分析铀可作为进一步追索的方法.

Some methods on chemical analysis of fat-liquor are briefly introduced in this paper.

本文简要介绍了加脂剂研制中几种常用的化学分析方法.

Separation of chemical components is vital in any type of chemical analysis.

在各种化学分析中,化学成分的分离是至关重要的.

Chemical analysis of pesticide intermediate 3 hydroxypropionitrile is reported in this paper.

提出了一种农药中间体3-羟基丙腈的化学分析方法.

This a chemical bond that results from the sharing of valence electrons between atoms.

一种是共价键,是由原子间共享价电子形成.

Studies are also directed towards developing new synthetic methodologies chemical bond making bond breaking processes.

研究亦针对开发造键,拆键的新式合成方法.

Nanotubes are stronger than metal because the chemical bond holding them together is stronger.

纳管之所以比金属硬,是因为把碳原子连在一起的化学键更强.

The chemical bond water, tar, partial sulfur and gas escape from coal during rapid pyrolysis.

煤在快速热解过程中脱除热解水 、 焦油 、 部分的硫和煤气.

VB and MO theories play complementary and coordinate roles in explaining the nature of chemical bond.

VB理论和MO理论在应用和发展中发挥着互补协调、互相促进的作用.

It'say: " Our match is did in heaven, tITe a chemical bond in with us. "

她说: “ 咱们是天作之合, 咱们之间有化学反应. ”