谱

Objective: To analyze the volatile components from Dracocephalum moldavica L. with gas chromatography-mass spectrography.

目的：用气相色谱－质谱联用法对香青兰的挥发油成分进行分析。

Meanwhile,the effect of nitrogen impurity on the properties of the synthetic diamond was studied by using the ESR spectrometry and spectrography.

利用电子自旋共振谱和摄谱方法研究氮杂质对人造金刚石性质的影响。

This paper presents mutagenic activity and organic pollutants, in which one raw water of drinking and normal process treated water are tested by Ames measure and analysed by chro-matography and mass spectrography.

通过对某饮用水源及经传统工艺处理的出水进行Ames试验及色谱—质谱联机分析，本文提出了两种水质的致突变性及水中所含有的有机污染物成份。

Its amino acid sequence was identified as Gly-Tyr by using Mass Spectrography.

采用高效凝胶过滤色谱测定P2的分子量在245左右；氨基酸组成分析结果表明：P2主要含甘氨酸和酪氨酸；质谱测定P2的分子量是238.3；最终鉴定P2中ACE抑制活性丝素肽的氨基酸序列为Gly-Tyr。

In this paper,the pollutants in the wastewater from the manufacture of papermaking-reconstituted tobacco slice were analyzed via common chemical assays,FTIR and gas chromatography-mass spectrography.

运用常规化学分析和红外光谱、色谱-质谱等分析技术对造纸法烟草薄片废水中的污染物进行了分析研究。

The anodic gases composition in neodymium electrolysis in the cases of both normal electrolyzing process and anodic effect happening state was analyzed by means of Orsat analyser and chromatographymass spectrography technique, and the effects of temperature and anodic current density on it were discussed, the final reaction equation was figured out.

摘 要：用Orsat气体分析器和色谱质谱联用仪研究了正常电解和发生阳极效应时钕电解的阳极气体成分，探讨了温度、阳极电流密度等对阳极气体组成的影响，计算了钕电解的总反应方程式。

Technique details were optimized about steps from sample treatment to gel staining, and 2 - DE gels are lampros and aequalis distributed , the method of sample treatment suitable for mass spectrography analysis.

优化从样品处理到凝胶染色几个过程的技术细节，蛋白表达谱清晰且分布均匀，样品处理方法适合后期的质谱测试分析。

Methods Fresh litchi peel was air-dried, extracted with 70% ethanol solvent in ultrasonic wave. The extract was then purified with D101 macroporous resin adsorption chromatography, C18 solid phase extraction and high performance liquid chromatography. And the component purified was identified by mass spectrography.

新鲜荔枝果皮阴干，用70％乙醇溶液以超声波浸提法提取，提取液经过D101大孔树脂吸附层析、C18小柱固相萃取、高效液相色谱法分离、纯化后，采用质谱法鉴定结构。

Objective: To establish gas chromatography-mass spectrometric method for the quantitative determination and confirmation of melamine in milk powder.

目的：建立气相色谱－质谱法测定乳粉中三聚氰胺含量的分析方法。

A liquid chromatograph-mass spectrometric method for the determination of sodium cyclamate in food had been established.

建立了食品中甜蜜素的液相色谱-串联质谱测定方法，研究了不同提取溶剂的影响。

With Death guitarist Schuldiner adopting vocal duties, the band made a major impact on the scene.

随着死亡的吉他手Schuldiner接受主唱的职务，乐队在现实中树立了重要的影响。

But he could still end up breakfasting on Swiss-government issue muesli because all six are accused of nicking around 45 million pounds they should have paid to FIFA.

不过他最后仍有可能沦为瑞士政府&议事餐桌&上的一道早餐，因为这所有六个人都被指控把本应支付给国际足联的大约4500万英镑骗了个精光。