Data from diverse sources, including geochemical evidence preserved in seafloor sediments, indicate that the Late Cretaceous climate was very mild.
来自不同来源的数据，包括保存在海底沉积物中的地球化学证据，都表明晚白垩世的气候非常温和。
Data from diverse sources, including geochemical evidence preserved in seafloor sediments, indicate that the Late Cretaceous climate was milder than today's.
来自不同来源的数据，包括存留在海底沉积物中的地球化学依据，表明晚白垩纪的气候比如今的要温和。
The element-geochemical features reflect that hybridism of continental crust occurs in the source area.
元素地球化学特征反映了陆源地壳杂化。
The purpose of geochemical surveys changes with scale.
地球化学调查的作用随比列尺的不同而变化。
Sediments of this area have similar geochemical characters.
本区沉积物具有相似的地球化学特性。
A new geochemical classification of elements is introduced.
介绍一种新的元素地球化学分类。
And it is the geochemical basin model of the exogenic U deposit.
这实际是一套外生铀矿床的“地球化学盆”模式。
Adsorbed hydrocarbon technique is an important geochemical exploration method.
吸附烃是油气化探的主要方法之一。
That is the basis of regional geochemical. exploration with abundance-model method.
这就是区域化探扫面应用丰度模型法的依据。
These geochemical characteristics reflect a special geological-tectonic environment.
这些地球化学特征反映其特定的地质构造环境。
Nb-enriched basalt is a kind of arc basalt that has special geochemical characteristics.
富铌玄武岩是一类具有特殊地球化学特征的岛弧玄武岩。
The occurrence of karst caves and collapses is also closely related to the geochemical boundaries.
喀斯特溶洞奇观的出现与地球化学边界关系同样相当密切。
A prognosis has been made concerning the diseases directly related to geochemical environment of this area.
对区内与地球化学环境直接有关的疾病进行了预测。
Therefore, it is considered that geochemical study is an effective way for the studies of resource ecology.
因此认为，从地球化学角度研究土壤资源生态学可望是有效的途径之一。
Such rock samples are called cores, and it is possible to analyze them by both geological and geochemical methods.
这种岩石样品叫做岩心。可用地质的和地球化学的方法对岩心加以分析。
This method is rapid, cheap, effective and non-pollution and is a new technology of surface geochemical exploration.
该方法有快速、廉价、有效、无污染等特点，是地表地球化学勘探的一种新方法。
Through geophysical and geochemical exploration work, the deep and trending direction of this area has better prospecting.
通过开展物、化探地质找矿工作，发现矿区深部及走向方向有较好的找矿前景。
The article discusses the concepts, connotations and determining method of geochemical background and geochemical baseline.
探讨了地球化学背景和地球化学基准的概念、含义和确定方法。
This area is the geochemical one with high copper background value and has the favourable condition for copper mineralization.
本区为铜的地球化学高背景场区，具有较好的铜矿成矿条件。
But there's very little doubt that if methane emissions are as large as this, there will be severe biological and geochemical impacts.
但有一点很肯定，如果甲烷排放量确实是如此大，必将产生严重的生物和地球化学影响。
Some studies have been done, seismographic, geochemical, where the data's consistent with the model, but they aren't definitive proof.
人们进行了一些地震学、地球化学方面的研究，这些研究中得出的数据和模型是一致的，但是它们不是最可靠的证据。
The geochemical features of the platform stage in east China are that exogenetic geochemical process occupies the most important position.
我国东部地台阶段的地球化学特点是外生地球化学过程占有极重要的地位。
The paper deals with geochemical characteristics of ore forming and halo forming processes of Au deposits with several metallogenic stages.
论述了金矿多期多阶段叠加成矿成晕的地质地球化学特征。
Taking Gejiu area as an example, this paper utilizes regional geochemical data to evaluate regional geochemical environment for the first time.
在此基础上，以云南个旧地区为例，首次运用区域化探资料对该区域人居环境进行了初步评价。
The most of oil fields with industrial index are also located at the cross districts between basin and tectonic recessive geochemical boundaries.
具有工业意义的油气田均位于构造隐性急变带与中新生代盆地的立交地段。
This paper analyse the geochemical characteristics of unconventional reservoir and cover through three examples of geochemical exploration in drill.
本文运用井中化探的三个实例，对非常规的油气藏盖层和储集层的地化特征进行了分析。
This paper analyse the geochemical characteristics of unconventional reservoir and cover through three examples of geochemical exploration in drill.
本文运用井中化探的三个实例，对非常规的油气藏盖层和储集层的地化特征进行了分析。
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