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。
Isotopic analysis of shells allowed geologists to measure another glacial effect.
简介了稳定同位素分析技术的现状;
The current situation of analytic techniques using stable isotopes is briefly described.
砂金中的微量铅同位素分析具有特殊的意义。
The isotope analysis of minim lead in the gold dust has special meaning.
一项对这些颗粒的同位素分析让这种担心成真了。
An isotopic analysis of the grains has made that fear come true.
报道了浙江7个地开石粘土矿床的氢和氧同位素分析数据。
The data of hydrogen and oxygen isotopic analyses are reported in 7 dickite clay deposits of Zhejiang Provine.
本文首次报道了闽赣地区部分温泉水的氢氧同位素分析结果。
The paper for the first time reports on the analytical results of hydrogen-oxygen isotope of the hot-spring water from Fujian and Jiangxi.
本论文对来自四川龙门山泥盆纪的腕足化石进行碳、氧同位素分析。
This paper analysed the carbon and oxygen isotope composition of brachiopods fossils from the Devonian Period in Sichuan Province.
文章根据同位素分析结果,提出了浅层地下水年龄都较年轻的观点。
On the basis of isotope analysis it is pointed out that the ages of the shallow groundwater are quite young in general.
对长期保存标本与昆虫化石的同位素分析则扩展了研究的时间范围。
The longterm preserved specimens and fossil insects, when used for stable isotope analysis, can expand the temporal scale of these studies greatly.
在核保障环境取样分析中,对含铀单微粒进行元素和同位素分析是十分重要的。
In the safeguards environmental sampling, analyzing isotopic ratio of single uranium-bearing particle in swipe samples was very important.
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。
Being a noble gas, it resists chemical bonding with other elements and is thus easy to purify for isotopic analysis.
碳的同位素分析与其他的研究结果告诉我们,大气中的二氧化碳大部分来源于工业生产的排放。
Analysis of carbon isotopes, among other things, shows that the carbon dioxide from industry accounts for most of the build-up in the atmosphere.
包裹体同位素分析结果显示溶蚀孔、缝充填物的(D值较高,形成于氘富集的热卤水环境。
The result of isotope in the inclusion show the (D value is high, so the filled matter formed under the hot-bittern surroundings.
利用显微镜和碳同位素分析法对采自河南西峡盆地晚白垩世的16枚恐龙蛋化石进行了研究。
A study of 16 dinosaur eggshell fossils in the Late Cretaceous from Xixia Basin, Henan Province, using microscopic and carbon isotope method has been made.
本文利用轻烃(C_1—C_7)和碳同位素分析资抖,对滨海地区浅层天然气成因进行探讨。
This paper gives a discussion on the origin of natural gas in the shallow reservoir in Binhai area, by a study of light hydrocarbons (C_1-C_7) and carbon isotopes.
硫同位素分析结果表明硫来自地壳深部混合硫源,而铅同位素分析结果反映其来源存在多源性。
Sulfur isotopic analyses are consistent with derivation of sulfur from a mixed source in deep crust, and lead isotopic analyses support derivation of lead from multiple sources.
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。
As a versatile example, the feasibility of this scheme applied to lutetium isotopic analysis by Laser Resonance ionization Spectrometry (LRIMS) was discussed.
MS在线碳同位素分析技术,能够从微量样品(色谱量级)中获得丰富的单分子碳同位素组成信息。
Using GC/C/MS online carbon isotope analytic technic, abundant imforma- tion about single molecular carbon isotope composition can be taken from micro-samples(chromatographical scale).
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;
Then using techniques of biomarkers and isotopic analysis of saturated and aromatic hydrocarbons to determine oil and gas sources and secondary changes;
烃源岩热解气碳同位素分析结果表明,随成熟度增大,乙烷碳同位素随之变重,只是受影响的程度比甲烷小。
Hydrocarbon source rocks by carbon isotope analysis results showed that with the increase of carbon isotope, ethane maturity turns heavy, just smaller influenced than methane.
应用EA MS连线技术,对大别山东部和苏鲁地体南部超高压变质榴辉岩及其中的磷灰石进行了碳的含量和同位素分析。
The carbon concentration and isotope composition of ultrahigh pressure eclogite and apatite separate from the Dabie-Sulu orogen were analyzed by the EA-MS online technique.
仪器的质量分馏校正是提高同位素分析数据精度的关键。“同位素双稀释剂”的测定方法可实现严格的仪器质量分馏校正。
The key to increasing the accuracy of isotope measurement is the proper mass fractionation of instrumental mass discrimination calibrated by double spike.
应用EA - MS连线技术,对大别山东部和苏鲁地体南部超高压变质榴辉岩及其中的磷灰石进行了碳的含量和同位素分析。
The carbon concentration and isotope composition of ultrahigh pressure eclogite and apatite from the Dabie-Sulu orogen were analyzed by the EA-MS online technique.
FrankStadermann (来自华盛顿大学也是同位素分析小组的一部分)表示:“我们找到这个颗粒时松了口气。”
"There was a sigh of relief when we found the grain, " said Frank Stadermann, at Washington University in St Louis and part of the isotope analysis team.
将固相微萃取(SPME)技术与冷阱富集系统相结合,对水体中痕量挥发性有机物进行了单体碳同位素分析,方法检测限较常规SPME提高了一个数量级。
A method combining solid phase microextraction (SPME) with cryofocus technique was developed for the compound-specific carbon isotope analysis of volatile organic compounds in aqueous phase.
《范铸》一文再次提出有关问题,认为铅同位素分析结果不能确切指示青铜器铜锡铅原料的来源信息。本文考察了其依据的实验数据,它们似乎与其观点互相矛盾,其结论说服力相当有限。
Qin et al raised some related questions once again and stressed that lead isotope analyses could not reveal the source information of copper, tin or lead in bronze research.
通过分析其中的同位素(同一种元素拥有不同的质量)比例,他可以了解这些菊石所生活的环境特征,如温度和盐度。
By analyzing ratios of isotopes — variations of the same element with a different mass - he can learn things about the environment they lived in, such as temperature and salinity.
再加上检测同位素氧,分析表明至少有一具吃过小米的无头尸的主人,来自东欧,或者来自高海拔地区。
Combined with oxygen isotope testing, the analysis suggested that at least one headless millet-eater came from Eastern Europe or somewhere with access to water from high altitudes.
分析其头发中的同位素,显示了她在被害前曾在美国西部的山区生活过几年,这有助于警探集中调查。
Isotope analysis of her hair revealed that she spent the years before she died in America's western mountains, which helps detectives concentrate their search.
分析其头发中的同位素,显示了她在被害前曾在美国西部的山区生活过几年,这有助于警探集中调查。
Isotope analysis of her hair revealed that she spent the years before she died in America's western mountains, which helps detectives concentrate their search.
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