A more promising technique for early detection focuses on changes in carbon isotopes in carbon dioxide 有一种较被看好的预先侦测技术，是以二氧化碳中碳同位素的变化做为分析重点。
Organic geochemical measurements of geological samples - method for the analysis of the organic matters for stable carbon isotopic composition 地质样品有机地化测试有机质稳定碳同位素组成分析方法
C c . fruit and vegetable juices . determination of the stable carbon isotope ratio in the pulp of fruit juices . method using isotope ratio mass spectrometry 果汁和蔬菜汁.水果汁果肉中稳定碳同位素比值
Standard guide for sampling and reporting of results for determination of biobased content of materials via carbon isotope analysis 通过碳同位素分析测定材料的生物基含量的测定结果的抽样和报告用标准指南
The research also shows that there is not any change in the stable carbon isotopic composition in all these river systems caused by the quake 本研究同时显示921地震并未对这些河川之稳定碳同位素组成造成影响。
This paper also discussed the method to analyze the individual hydrocarbon isotopic composition from crude oil and coal rock samples 本文还介绍了原油和煤可溶有机质中饱和烃络合前后的单体烃碳同位素分析方法。
The method to combine the kinetics of carbon isotope with that of hydrocarbon generation has great advantages in discussing the source of oil and gas 生烃动力学和碳同位素动力学结合在这方面具有非常明显的优越性。
Their characteristics of geochemistry , stable carbon isotopic excursion , genetic model are still hot topics to geological field 其地球化学特征、稳定碳同位素偏移、成因解说及模式等问题一直是地质学界关注的热点。
Up1up3c up1up2c . fruit and vegetable juices - determination of the stable carbon isotope ratio 13c 12c in the pulp of fruit juices - method using isotope ratio mass spectrometry 水果和蔬菜汁.水果汁的果浆中碳同位素比
Chemical and stable carbon isotopic compositions of the ground waters of guiyang city , china : implications for biogeochemical cycle of carbon and contamination 碳同位素和水化学在示踪贵阳地下水碳的生物地球化学循环及污染中的应用
