1.
Isotopic Abundance Determinations of Hafnium in a Hafnium Reagent and a Control Rod
铪试剂及控制棒中铪同位素丰度测定
2.
absolute isotopic abundance measurement
绝对同位素丰度测量
3.
relative isotope abundance determination
相对同位素丰度测量
4.
The values of the uncertainties for the isotope abundances have been assessed by the IUPAC and amount to 0.9%~4.8%.
测量其同位素丰度的不确定度只能达到 0 .9%～ 4.8%。
5.
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。
6.
Research of Absolute Determination of Isotopic Abundance Using Multiple-Collector Inductively Coupled Plasma Mass Spectrometry and Determination of Samarium Atomic Weight;
MC-ICP/MS同位素丰度绝对测量方法研究与钐原子量的测定
7.
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
8.
APPLICATION OF ISOCS TO MEASUREMENT OF ISOTOPIC ABUNDANCE RATIO OF URANIUM
ISOCS在铀同位素丰度比测量中的应用
9.
Accurate Measurement for the Concentration and Isotopic Abundance of Rhenium Using Multi-Collector Inductively Coupled Plasma Mass Spectrometer
多接收器等离子体质谱精确测定铼含量及其同位素丰度
10.
Accurate Measurement of Lithium Isotope Abundances by Isotopic Dilution Mass Spectrometry Principle
应用同位素稀释质谱法原理准确测量锂同位素丰度
11.
The Measurement of Water Vapor Isotope Based on Mid-Infrared Difference Frequency Generation
基于中红外差频激光测量水汽分子同位素丰度
12.
Accurate Determination of Cadmium and Mercury Isotope Abundance by Inductively Coupled Plasma Mass Spectrometry
用电感耦合等离子体质谱准确测量镉、汞同位素丰度的研究
13.
isotopic age determination
同位素地质年龄测定
14.
Occurrences and Distributions of Stable Carbon Isotopic Compositions of High Abundant Diginanes and Homodiginanes in the Crude Oil of Well Zhao7 in the Jinxian Sag,China
晋县凹陷赵7井原油中异常高丰度地芰烷化合物的检出及其稳定碳同位素组成
15.
Determination of isotopic content and concentration of uranium and plutonium in nitric acid solution - Mass spectrometric method???
硝酸溶液中铀、钚同位素含量和浓度的测定? 质谱法
16.
High-precision Measurement of Mg Isotope Compositions and Their Application for Study of Extraterrestrial Materials;
Mg同位素组成的高精度测定及其在地外物质研究中的应用
17.
Eight equations computed isotopic abundance and two equations computed isotopic abundance ratio have been given.
给出八个计算丰度公式和两个计算同位素比公式。
18.
Determinations for isotopes of lead、strontium and neodymium in rock samples
GB/T17672-1999岩石中铅、锶、钕同位素测定方法