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- Stable isotope ratio analysis is an effective method for the identification of fruit juice adulteration. 稳定同位素分析法就是根据这种差异对掺假果汁进行准确鉴别的有效方法。
- There are differences between natural and adulterated juices in stable isotope ratio. 天然果汁与掺假果汁之间在稳定同位素比率方面存在着差异。
- Analytical services include potassium-argon age determinations, stable isotope ratio analyses, radiocarbon age determinations as well as other radiometric analyses. 分析包括钾-氩测年,稳定同位素丰度分析,放射性碳测年,以及其他放射性分析。
- CAN STABLE ISOTOPE RATIOS PROVIDE FOR COMMUNITY-WIDE MEASURES OF TROPHIC STRUCTURE? 稳定性同位素与群落营养结构?
- The stable isotopic research is established by studying the discrepancy in isotope ratio, which was caused by isotope fractionation, and the isotopic ratio difference can be determined by mass spectrometer. 稳定同位素的研究主要是建立在此同位素分化作用所造成的同位素比值差异,而此同位素比值差异可被质谱仪测知。
- SNIF-NMR and IRMS methods were used to determine the stable isotopic ratios of D/H and 18O/16O of wine. 摘要利用SNIF-NMR和IRMS技术测定葡萄酒中稳定性同位素D/H和18O/16O的比值。
- IS ~(40)Ca_(20) A STABLE ISOTOPE? ~(40)Ca_(20)是否稳定?
- Stable isotope ratio 稳定同位素比值
- An hour later the next lighter stable isotope, xenon 134, appeared. 一小时之后,略轻一点的稳定同位素氙134出现。
- The isotope ratio is directly used for comparing oils or gases. 同位素比率直接用于比较各种石油或天然气。
- The atmospheric helium isotope ratio: Is it changing? 大气氦同位素比率在变化吗?
- Xenon possesses nine stable isotopes. 疝具有九种稳定的同位素。
- Both of the experiments proved effective, moreover the latter would be better since the stable isotope is harmless. 结果指出,两种方法是等效的,由于稳定同位素对人体无害,因而后者更有应用前景。
- To determine the content of Chloramphenicol(CAP) in honey using stable isotope dilution technique. 建立稳定同位素稀释技术测定蜂蜜中氯霉素(CAP)分析方法。
- Even Francium's most stable isotope, Francium-223 only has a half-life of 22 minutes. 钫的最稳定的同位素,钫-223也只有22分钟的半衰期。
- The methanogenic pathways can be characterized and quantified by stable isotope probing (SIP). 本文综述了稳定同位素技术表征甲烷生成途径的方法进展及影响测试解析结果的因素。
- By means of the electric probe and stable isotope analysis, the evolution models of diagenesis in Carboniferous System are set up. 通过对储层的电子探针、同位素等特征研究,建立了石炭系的成岩演化模式。
- To be sure, some scientists suggest that life could have evolved differently on Titan than on Earth or that the inorganic isotope ratio may be different there. 不过,还是有些科学家指出,可能是泰坦和地球上的生命演化过程不同,或是无机同位素比率不一样。
- Breath tests using fatty acids with a stable isotope (13C) were carried out on patients with SSc in order to detect malabsorption and hypoperistalsis. 为检测肠道吸收异常和蠕动功能降低,我们对硬皮病患者使用稳定同位素13C标记的脂肪酸吸收呼吸试验,前瞻性地观察到了胃肠道的受累过程。
- There are 37 lectures, major headings are geochronology, radiogenic isotope geochemistry and stable isotope geochemistry. 这里有37讲,主要是地质年代学、放射性同位素地球化学和稳定同位素地球化学。