Isotopic analysis of shells allowed geologists to measure another glacial effect.
对贝壳的同位素分析使得地质学家可以测量另一种冰川效应。
An isotopic analysis of the grains has made that fear come true.
一项对这些颗粒的同位素分析让这种担心成真了。
Being a noble gas, it resists chemical bonding with other elements and is thus easy to purify for isotopic analysis.
由于氙是惰性的，不易与其他元素产生化学键，因此很容易纯化以进行同位素分析。
Then using techniques of biomarkers and isotopic analysis of saturated and aromatic hydrocarbons to determine oil and gas sources and secondary changes;
然后运用饱和烃、芳烃等生物标志化合物以及同位素分析等技术手段，判断油气来源以及经历的次生变化；
As a versatile example, the feasibility of this scheme applied to lutetium isotopic analysis by Laser Resonance ionization Spectrometry (LRIMS) was discussed.
并以镥原子共振电离为例，探讨了该方案用于激光共振电离质谱(LRIMS)同位素分析的可行性。
This instrument can be used for gas analysis and determine of isotopic abundance of light elements.
此仪器可用于气体分析以及轻元素的同位素丰度测定。
The portable type of isotopic radiogenic X-ray fluorescence analysis is a kind of method of instrumental analysis without the destructive effect on the samples.
携带式同位素放射性X—射线荧光分析，是一种非破坏性(对样品)的仪器分析方法。
This technology can provide a very low determination limit, a very wide range of dynamic linear, simple lines, less interference, high-precision and fast analysis and isotopic information, and so on.
该技术提供了极低的检出限、极宽的动态线性范围、谱线简单、干扰少、分析精密度高、分析速度快以及可提供同位素信息等分析特性。
According to the results of carbon and helium isotopic analyses and gas component analysis, it is thought that the natural gas produced in the region belongs to a typical biogenic methane gas.
根据碳同位素与氦同位素以及气组成分析，表明该区所产天然气为典型的生物甲烷气。
The paper deals with the ore-forming material sources on basis of study on S, Pb, H, O, C and rare gas isotopic composition, fluid inclusion and comparative analysis.
通过对峪耳崖金矿硫、铅、氢、氧、碳、稀有气体同位素、包裹体研究以及与区域对比分析，对金、银成矿物质来源进行探讨。
The paper deals with the ore-forming material sources on basis of study on S, Pb, H, O, C and rare gas isotopic composition, fluid inclusion and comparative analysis.
通过对峪耳崖金矿硫、铅、氢、氧、碳、稀有气体同位素、包裹体研究以及与区域对比分析，对金、银成矿物质来源进行探讨。
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