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At the same time, mass spectrum of supernatant can also provide useful information by comparison with that of original solution without treatment by diamonds.

同时，通过比较加入纳米金刚石前后的溶液的质谱图，亦可得到相关信息。

Finally, the molecular weight of this substance is 396 through mass spectrum analysis, and presumably the same substance as zwittermicin A reported in international literature.

最后通过质谱分析，表明该活性物质的分子量为3%，推测该物质与国外文献报道的zwittermicin A可能为同一物质。

By analyzing the mass spectrum of reaction resultant, it estimates the components of the resultant and researches the reaction mechanism.

通过对反应生成物进行质谱分析，推测出了生成物的主要组分，并据此对反应机理进行了研究。

Since ionic liquids are composed from ions you usually observe one or the other ion depending on the mode used to record the mass spectrum.

因为离子液体是由离子组成的；你通过质谱观察到的通常决定于你使用的模式。

Objective To establish a liquid chromatography-tandem mass spectrum method for simultaneous analysis of 15 sedative-hypnotics and some metabolites in urine samples.

摘 要：目的建立尿液中15种常见安眠镇静药物及代谢物的液相色谱-串联质谱分析方法。

The lactic acid product was analyzed and the quality met the specifications of GB 2023—80,and the mass spectrum of was identical with standard lactic acid.

分析的指标中，完全达到GB 2023—80对乳酸的质量规定，并且乳酸产品与标准品的质谱图吻合很好。

Saturation refers to the purity of the color, if a mass spectrum in a light reflectance high, and on other band of light in a very low reflectivity or not, this color purity.

饱和度是指颜色的纯度，如果一物体对光谱中某一波段光的反射率高，而对其他波段光的反射率很低或没有，则此色的纯度就高。

The mass spectrum monitoring technique has the advantages of high sensitivity, high resolution, fast response and synchronous detection of seveal gases.

质谱监测技术具有灵敏度高、分辨率高、快速响应及多种气体同时检测的特点。

The photoionization mass spectrum and thephotoionization efficiency curves of the fragment ions are measured.

通过测量各离子的光电离效率曲线，获得了该分子的电离势和所有碎片离子的出现势。

Moreover, we ourselves have constructed almost all the electronic parts of the instrument, compiled mass spectrum analysis software, and machined the ion optics, etc.

此外，我们还设计和制造了除部分高压电源以外的所有电子电路，编制了谱图解析软件，以及自行加工离子光学部件等。

Nowadays, most of research are to build a transmutative Petri Nets through adding controlling place sets, controlling arc sets and controlling policy to the basic Petri Nets, while the Controlled Petri Nets could be used to argue many controlling theory problems conveniently and to induce many logically and physically supervisory and solve the Event Feedback Controlling Problems and State Feedback Controlling Problem in DEDS supervisory theory.

目前大多数的研究表现为在变形后的受控Petri网基础上，利用各种方法求得各种逻辑型、结构型控制器，解决DEDS监控理论中的事件反馈控制问题与状态反馈控制问题。

On one hand, there are discussions with the works council and union about extension of short time working up to the end of September.

一方面，有讨论，工程理事会和联盟关于延长工作时间短至9月底。