土壤碳酸盐中碳稳定同位素是记录古气候变化信息的重要载体。
Carbon isotope in soil carbonates is an important paleoclimate data carrier.
碳的一个同位素碳14也是稳定的，氧的情形也是这样，因此生命必须的有机反应成为可能。
An isotope of carbon known as carbon-14 would also be stable, as would a form of oxygen, so the organic reactions necessary for life would be possible.
根据片钠铝石稳定同位素组成，对比分析片钠铝石的碳来源。
The origin of dawsonite is emphatically contrasted and analyzed by stable isotope composition of dawsonite.
利用洞穴次生化学沉积物进行古环境重建是第四纪全球变化研究的一个热点，而碳氧稳定同位素是最重要的气候替代性指标。
The carbon and oxygen stable isotopes have been considered to be the most effectual proxy indexes in reconstructing the paleoclimate of Quaternary.
对凹凸棒石粘土矿床矿物碳、氢、氧稳定同位素组成提出新的解释，认识同位素组成变化与古环境的关系。
The stable isotope of hydrogen, oxygen and carbon are reinterpreted. The relationship between isotope constituent and paleoenvironment is understood.
本文通过对典型热泉的地质背景、环境条件、水化学及碳、氦稳定同位素的分析，探讨了我国云南省深大断裂出露温泉CO_2释放的一般规律。
This paper discussed the rule of CO_2 degassing from deep faults hotsprings in Yunnan by analysis of the geology background, environment condition, chemistry of water and carbon, helium isotope.
利用稳定性碳、氮同位素技术是用于牛肉产地溯源的有效方法。
The technology of stable C, N isotope ratio is an effective method for geographical origin traceability of beef.
通过辽西义县盆地上白垩统义县组湖相碳酸盐岩碳氧稳定同位素组成，分析了赋存热河生物群的义县盆地湖湘沉积环境。
The present study made a detailed carbon and oxygen stable isotope analysis on the lacustrine carbonates from the Lower Cretaceous Yixian Formation, Yixian, western Liaoning, NE China.
通过辽西义县盆地上白垩统义县组湖相碳酸盐岩碳氧稳定同位素组成，分析了赋存热河生物群的义县盆地湖湘沉积环境。
The present study made a detailed carbon and oxygen stable isotope analysis on the lacustrine carbonates from the Lower Cretaceous Yixian Formation, Yixian, western Liaoning, NE China.
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