1.
Detection of palm oil adulterated into corn oil by carbon isotope ratio method
碳同位素比值法检测棕榈油掺入玉米油的研究
2.
An obvious restraint in the use of isotope ratios results from the need to employ mass spectrometers.
使用同位素比值法有着一个明显的局限因素，就是要用质谱仪进行分析。
3.
isotopic ratio in Mars atmosphere
火星大气的同位素比值
4.
The Origin Differentiation of Seized Heroin Us-ing GC-C-IRMS II--Study on the ~(13)C Isotope RatioMass Spectrometry of Seized Heroin;
同位素比值质谱法鉴别缴获的海洛因来源——2.海洛因的碳同位素比值质谱法研究
5.
Study on the Preparation of Morphine byHydrolysis of Heroin;
同位素比值质谱法鉴别海洛因来源——1.海洛因水解制备吗啡的研究
6.
The Analysis of Lead Isotope Ratios in Tobacco by Inductively Coupled Plasma Mass Spectrometry
耦合等离子体质谱测定烟叶中铅同位素比值的方法
7.
Comparison of lead concentration and isotope ratios in children's blood and hair
同体儿童血、发铅浓度及同位素比值研究
8.
Measurement of Isotopic Element Rb s Abundance Ratio with Optical Pumping Magnetic Resonance Method;
光泵磁共振法测量同位素铷的丰度比
9.
Laser Resonant Ionization Processes of Lead Atom for the Measurement of Lead Isotopes Ratio;
铅同位素比值测定的激光共振电离研究
10.
Error Estimation of Initail Ritios of Sr-Nd Isotopic and Nd Model Age
Sr-Nd同位素初始比值和Nd模式年龄的误差估算
11.
Characterization of Mercury-Binding Metallothioneins (MTs) and Measurement of Lead Isotopic Ratios with Inductively Coupled Plasma Mass Spectrometry (ICP-MS);
汞结合金属硫蛋白表征方法和铅同位素比值电感耦合等离子体质谱测定方法的研究
12.
The isotopic abundance ratio and content are determined with isotopic mass-spectrometry.
文章用同位素质谱法测定了辐照堆元件铀的同位素丰度比和含量。
13.
A GC/MS METHOD TO ASSESS ~(15)N RATIOS IN SOIL AMINO SUGARS AND AMINO ACID ENANTIOMERS
测定土壤氨基糖和氨基酸手性异构体中氮同位素比值的气相色谱/质谱方法
14.
System Element Value Coefficient Position Comparative Method" and its application;
“系统要素价值系数定位比较分析法”及其应用
15.
Determination of lead isotope ratios in soil by inductively coupled plasma mass spectrometry and comparison of source differentiation
ICP-MS测定土壤中铅同位素比值及地域差异性比较
16.
Determination of Lead Isotope Ratios of Tobacco by ICP-MS and Their Areal Difference
烟叶中Pb同位素比值的ICP-MS测定及地域差异比较
17.
Isotope-ratio Mass Spectrometry Analysis for Detection of Endogenous Anabolic Androgenic Steroids-Androstenedione;
同位素比质谱方法检测内源性类固醇雄烯二酮
18.
gas isotope ratio mass spectrometer
气体同位素比质谱计