1.
absolute isotopic abundance measurement
绝对同位素丰度测量
2.
relative isotope abundance determination
相对同位素丰度测量
3.
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
4.
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
5.
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%。
6.
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
7.
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
8.
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。
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 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
11.
The method of oil bearing abundance in cuttings measured by mud logging technology of nuclear magnetic resonance
核磁共振录井技术测量岩屑含油丰度的方法研究
12.
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
13.
Direct Mass Measurement for Short-lived Neutron-rich Nuclides;
短寿命丰中子原子核的直接质量测量
14.
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
15.
Detection of Firmicutes and Bacteroidetes in the Pig Gut and the Correlation between Their Abundance and Fat Deposit
猪肠道硬壁菌门和拟杆菌门数量的检测及其相对丰度与脂肪沉积的相关性研究
16.
Effects of different nitrogen applications and planting densities on yield of rice variety Yufengzhan
施N量与插植密度对玉丰占产量的影响
17.
have plenty of experience in test and management, and a strict quality control system
有丰富的检测、管理经验和严密的质量控制体系
18.
Prediction of Grain Yield Based on the Markov Model;
基于马尔可夫模型的粮食产量丰歉状态预测