质谱仪

最后一步是，当我把样本经过高压液相色谱质谱仪，分开混和物质，并且分析其中的化学物质，于是我能很准确得知道在鸡肉中有多少致癌物。

The final stages , when I ran the samples through a high-pressure liquid chromatography mass spectrometer , which separated the compounds and analyzed the chemicals and told me exactly how much carcinogens I had in my chicken .

介绍了自行研制的13C质谱仪自动进样器的工作原理、结构和性能。

The working principle , configuration and performance of an autosampler of 13 C mass spectrometer used for expiration gas analysis are described .

~（13）C质谱仪自动进样器的研制

Development of an autosampler for ~ ( 13 ) C mass spectrometer

基于DSP的小型质谱仪主控系统研究

Research on Master Controlling System of Miniature Mass Spectrometer Based on DSP

在加速器质谱仪上测量~（14）C的虚拟双参数多道分析器系统设计

Design of Virtual Double-parameter multichannel Analyzer to Measure ~ ( 14 ) C on the Accelerator Mass Spectrometer

辉光放电质谱仪ElementGD的应用

Application of Newest Glow Discharge Mass Spectrometer-Element GD

新一代高精度高灵敏度的表面热电离质谱仪（TritonTI）的Nd同位素测定

High Precision Nd Isotope Measurement by Triton TI Mass Spectrometry

MAT同位素质谱仪数字电路分析

Analysis of the Digit Circuits of MAT Isotopic Mass Spectrometers

GC-MS质谱仪测控系统测试软件平台研制

The Development of Measurement and Control System Testing Software Platform of GC-MS

采用气相色谱-质谱仪（GC-MS）测定糖代谢率。

Glucose turnover was decided by gas chromatograph mass spectrometer ( GC-MS ) .

考察了进样液pH值以及质谱仪毛细管温度、锥孔电压对药物与蛋白质相互作用的影响，以及根据温度变化对复合物热力学常数ΔH、ΔS的影响。

The influences of pH values of injection solution , capillary temperatures and cone voltages on molecular weights of the above complexes have been studied .

利用电感耦合等离子体质谱仪对冰芯样品中超痕量Pb进行了直接测定。

A new method for determination of trace Pb in ice core samples by ICP MS was developed in this laboratory .

本文采用偏硼酸锂熔样，使用Elan5000型ICP质谱仪，对土壤样品15种痕量稀土元素的测定进行了研究。

This paper described the study of 15 trace rare earth elements of soil samples by ICP-MS.

用四极质谱仪对等离子体状况进行了系统的分析，发现B2H6完全被电离而N2只是部分被电离。

B_2H_6 was found to be ionized totally , while N_2 was only partially ionized .

Q-TofUltimaGlobal质谱仪的简介及应用

Q-Tof ultima global mass spectrometry and its use in proteomics

利用霍耳测试仪、X射线双晶衍射仪、二次离子质谱仪，对隧道结的重掺杂和互扩散特性进行了研究。

The characteristic of heavy doping level of tunnel junction and diffusion each other is investigated by means of Hall technique , X ray diffraction technique and SIMS .

他们用四极质谱仪测得作为炉-口距分布函数的（Na（14）Cl（13））~+集团的产额。

They obtained the yield of ( Na14Cl13 ) + clusters as a function of oven-nozzle distance with the quadrupole mass spectrometer .

采用四极质谱仪测量了试验参数对高压脉冲增强射频磁控溅射PTFE靶等离子体气氛的影响规律。

Quadrupole mass spectrometer was used to analyze the plasma environment of RF magnetron sputtering PTFE target with pulsed bias .

参照美国环保总局（USEPA）标准方法，应用高分辨率气相色谱-高分辨率质谱仪对广州市大气颗粒物中的二恶英进行分析和检测。

The levels of particle-bound polychlorinated dibenzo-p-dioxins and dibenzofurans ( PCDD / Fs ) in Guangzhou atmosphere were determined by HRGC-HRMS , and this analyses method followed the US EPA standard .

利用分子束和四极质谱仪实验研究了Fe（CO）5分子在XeCl准分子激光作用之下的光子电离质谱。

Multiphoton ionization mass spectra of Fe ( CO ) _5 induced by XeCl excimer laser were studied with a molecular beam and a quadrupole mass spectrometer .

用电喷雾质谱仪测定PLA2同源物分子量。

The relative molecular mass of the homologue was measured by electrospray ionization mass spectrum .

采用了二次离子质谱仪（SIMS）和俄歇电子谱仪（AES）进行表面分析。

The experiments were performed by means of Secondary Ion Mass Spectroscopy ( SIMS ) and Auger Electron Spectroscopy ( AES ) .

在150t转炉上用质谱仪进行钢水连续定碳

Continuous Determination of Bath Carbon on a 150 t B OF by Mass Spectrometer

采用VGAxiom型多接收双聚焦等离子质谱仪（MC-ICPMS）测定Nd、Pb、U同位素比值，应用指数公式对测定的结果进行质量歧视校正。

Isotopic ratios of Nd , U and Pb were measured using VG Axiom multi-collector double-focusing inductively coupled plasma mass spectrometry ( MC-ICPMS ) .

方法本实验用电感藕荷等离子质谱仪（ICP-MS）定量测定金属离子浓度。

Methods The quantity of elements in the cell culture medium was measured by inductively coupled plasma mass spectrometer ( ICP-MS ) .

飞行时间质谱仪（time-of-flightmassspectrometer，TOF-MS）在分子团簇的激光电离/解离动力学研究中广泛使用。

Time-of-flight ( TOF ) mass spectrometer is widely used in many research areas including the study of dynamics of laser ionization / dissociation molecular clusters .

动态型二次离子质谱仪（SIMS）是进行微粒同位素分析最适用的测量仪器之一。

The Secondary Ion Mass Spectrometer ( SIMS ), especially dynamic SIMS , is the most suitable instrument for particle isotopic analysis .

粗提物经丙酮分级沉淀及高压液相色谱分离，得到较纯的LP，经质谱仪测定分子量为803.6D。

An antibacterial peptide LP was purified by acetone precipitation and reversed phase column chromatography . The molecular weight of LP is 803.6 D determined by mass spectrometry .

杂质Ga及载流子浓度在Si02-Si界面附近的动态分布分别采用二次离子质谱仪（SIMS）和扩展电阻（SRP）进行测量。

Impurity Ga and the carrier concentration distribution are measured by SIMS and spreading resistance profile ( SRP ) spectroscopy individually .

运用二次离子质谱仪测量了样品中Mn的深度分布，发现退火温度对样品中Mn的分布有很大影响。

The distributions of Mn in annealed samples were measured by Secondary Ion Mass Spectrometry ( SIMS ), it is showed that the temperature of annealing has great affection on the distribution of Mn in sample .