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mass spectrometer相关的网络例句

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与 mass spectrometer 相关的网络例句 [注:此内容来源于网络,仅供参考]

N-succinimidyl 5---3-pyridinecarboxylate, a useful linker for labeling proteins with astatine and iodine radioisotopes, is synthesized in three steps with 5- bromonicotinic acid as a starting material, and is characterized by nuclear magnetic resonance, mass spectrometer and high performance liquid chromatography.

以5-溴烟酸为起始物,通过3步主要反应合成了一种适用于蛋白质放射性砹标记的偶联剂——5--3-吡啶甲酸 N-琥珀酰亚胺酯,并用核磁共振、质谱、高效液相色谱等进行了表征。

The understanding of biogeochemical cycle of hydrogen, oxygen, carbon, nitrogen, and sulfur elements in nature ecosystem have increased substantially in the past two decades owing to the improvement of gas isotope ratio mass spectrometer and the wide application of isotopic studies with these elements.

近20年由於「气相同位素比值质谱仪」的改良和氢、氧、碳、氮和硫等稳定同位素的广泛研究,稳定同位素的研究技术已实质增加我们对於这些元素在自然生態系中生地化循环的瞭解。

The morphology, occurrence and components of dawsonite were described, and the paragenetic sequence of sandstone and origin of CO2 forming dawsonite were investigated by polarization microscope, scanning electron microscope, Xray diffraction and MAT251 stable isotope mass spectrometer.

利用偏光显微镜、扫描电镜、X射线衍射分析仪和MAT251稳定同位素质谱仪,详细描述了片钠铝石的形貌、产状和成分,确定了含片钠铝石砂岩的成岩共生序列和形成片钠铝石的CO2的成因。

The analysis method for determination of trace ethylene dichloride was established in PrimaδB process mass spectrometer.

乙烯氧化制环氧乙烷生产过程是在银催化剂作用下,乙烯催化氧化生成环氧乙烷反应。

They used liquid and gas chromatography to fractionate the sample into its molecular constituents; an electron beam then fragmented the separated molecules in a mass spectrometer to produce a spectrum indicating the basic chemical components.

他们运用液相与气相层析法,将样本的组成分子分开,然后导入质谱分析仪,以电子束使已分离的分子断裂,进而产生出可识别基本化学组成的图谱。

In this paper the pulse measurement used to measure the pulse ionization electron current for electron impact ion source of time of flight mass spectrometer was discussed, the shortcoming of average current measurement was analyzed, and the practical measuring circuit of the pulse was given.

本文讨论了脉冲测量技术在飞行时间质谱计电子轰击离子源中测量脉冲离化电子流的应用,分析了平均电流测量方法测量脉冲离化电子流的局限性,给出了实际的脉冲测量电

The triple quadrupole mass spectrometer with the turbo ion spray interface was operated in the positive ion mode and the temperature of the turbo was set at 105℃ and the ionization voltage was 3300V. The multireaction monitoring mode was employed to scan the ions.

三重四极杆质谱采用正离子模式,离子采集方式为多反应监测模式,离子源温度105℃,离子源电离电压为3300V,雾化气流速500L/h。

The quadrupole mass spectrometer is therefore applied to the high-power klystron to record the residua...

对速调管高功率输出时变化的残余气体谱图进行了初步分析。

We introduce a modification of reflectron time-of-flight mass spectrometer for laser photodissociation of mass-selected ions.

我们介绍了一种改进的反射式飞行时间质谱装置用于光解质量选择的团簇离子。

Quadrupole mass filter is a matured miniature mass spectrometer that has been widely used.

四极杆质谱仪是目前最成熟、应用最广泛的小型质谱仪之一。四极杆质量分析器通过在双曲面四极

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推荐网络例句

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。

Closes the eye, the deep breathing, all no longer are the dreams as if......

关闭眼睛,深呼吸,一切不再是梦想,犹如。。。。。。