查询词典 isotopic

There are remarkable differences among chondrite groups in petrographic, mineralogical, chemical and O isotopic characteristics.

不同的球粒陨石群，其岩石学、矿物学、化学及氧同位素组成均有明显的差异。

However, it is unsubstantial for the investigation on chorology and geochemisty, and dissimilar for the research on petrogenesis and tectonic setting. Therefore, based on the isotopic chorology, petrochemistry, geochemisty and Sr, Nd, Pb isotope, the Ph.

山东地区中生代基性脉岩特别发育，这些幔源基性岩脉充填张性裂隙，是大陆地壳拉张的标志；另外，山东地区也存在大量拉张背景下的燕山期火山岩和碱性岩。

The ore-forming material sources of the Baiyangping copper-cobalt-silver polymetallic deposit have been studied by the characteristics of isotopic compositions of S, Pb, C, O, and H, and the Co/Ni ratio of cobaltite.

中文摘要：利用白秧坪矿床的S、Pb、C、O、H同位素组成特征和辉砷钴矿的Co/Ni比值特征，对成矿物质来源进行了分析。

2A_1-~2B_1 electronic transition,molecular constant,rotational energy term,isotopic effect

2A_1-~2B_1电子态跃迁，分子常数，转动能级谱项，同位素效应

The isotopic ratio of the sample is finally obtained by correction of the IDMS measured value with the correction factor.

用校正因子校正样品和稀释剂的同位素丰度比的测量值，得到准确值。同时，评定了方法的不确定度。

A thorough knowledge of the isotopic compositions of potential contaminants is essential for a proper evaluation of the role of country rock derived S in ore formation.

全面了解同位素组成的潜在混染对合理评价提供硫来源的围岩在矿石形成中的作用是非常必要的。

Ma (early epoch of early Cretaceous) mafic dikes from south and north Jiangxi province, respectively, are available to comparative geological and geochemical discuss reveal that they are related to curst extension event and distinguish between rock series and trace element and isotopic characteristics of mafic dikes from south and north Jiangxi.

对赣南大吉山地区和赣北地区早白垩世基性岩脉的地质地球化学特征进行了系统的研究，表明它们可能代表中国东南部早白垩世初存在一次重要的岩石圈伸展和地壳拉张事件。

Petrological,geochemical and Nd,Sr,Pb isotopic studies indicate that the ore-hosting volcanic rocks of Xiongcun supperlarge copper-gold deposit in the Gangdese copper belt, Tibet belong to dacite porphyry with ultro-shallow emplacement.

岩石学、地球化学和Nd、Sr、Pb同位素研究表明，西藏冈底斯铜矿带雄村特大型铜金矿床的容矿火山岩为一套具超浅成侵入特点的英安斑岩，SiO2含量集中在61.97%～64.31%之间，富Na2O、低K2O， Na2O/K2O比值平均为5.25。

By using the data of petrology, isotopic chronology and well-testing, the lower tertiary diabase invasion age and times, and distribution limits in Luojia area are divided, and the reservoir behavior and reservoir forming feature are studied.

利用岩石学、同位素年代学、试井等资料，对罗家地区下第三系辉绿岩的侵入期次、分布范围进行了划分，并对其储集性能、成藏特征等进行了研究。

The mineral chemistry, trace elements and Sr-Nd isotopic geochemistry of different types of deep-seated inclusions indicate that Group Ⅰinclusions in western Shaudong could be the relicts of high degree of partial melting of the mantle-derived peridotites and then subjected to mantle metasomatism; the dunite and harzburgite in Group Ⅱ inclusions could be resulted from the metasomatism of silica-rich melts in the upper mantle; the olivine-pyroxenite and pyroxenite in Group Ⅱ and Group Ⅲ inclusions could be magmatic cumulates derived from magma underplating in the upper mantle.

不同结构类型深源岩石包体的矿物化学、元素和同位素地球化学研究表明，鲁西具有变质变形结构特征的橄榄岩类岩石包体为岩石圈地幔橄榄岩部分熔融后的残留体，其后又遭受了地幔交代作用的改造；具有变质变形结构，并叠加有矿物反应结构的纯橄岩和方辉橄榄岩类包体为古老岩石圈地幔被富硅质熔体改造的结果；具有残留岩浆结晶结构的橄榄岩、橄辉岩类岩石包体以及具有变晶结构或堆晶结构的辉石岩类包体为地幔更早期岩浆作用的在上地幔的堆积体。

"Yes, now you can give yourself airs," she said, you have got what you wanted.

"对了，您现在高兴了，"她说道，这是您所期待的。

Then the LORD said to me: Rebel Israel is inwardly more just than traitorous Judah.

上主于是对我说：＂失节的以色列比失信的犹大，更显得正义。