geochemical gradient

用法例句

Gold ore source beds and geochemical blocks of Hebei;

河北省金的矿源层和地球化学块体

The geochemical model of the Tianbaoshan polymetallic ore deposit;

天宝山多金属矿床地球化学模式

Time limit,geochemical characteristics and tectonic setting of late Paleozoic magmatism in Sawuer region,Xinjiang.;

新疆萨吾尔地区晚古生代岩浆作用的时限、地球化学特征及地球动力学背景

Environmental geochemistry of mercury in urban soils in Qingdao;

青岛城区土壤Hg元素环境地球化学研究

Metallogenic evolution of Tuokuzibayi gold deposit in southern Altay,north Xinjiang:Evidence from characteristics of quartz vein systems,isotopic geochemistry and Ar-Ar chronology;

新疆阿尔泰南缘托库孜巴依金矿成矿演化:石英脉系、同位素地球化学及其Ar-Ar年代学证据

A Study on the Abundance Relationships Among Trace Elements and Its Application;

微量元素地球化学丰度关系及其应用研究

The elemental geochemistry characteristics indicate that elements abundance is controlled seriously by grain size of sediment.

元素地球化学特征表明，元素的丰度受沉积物粒度控制明显。

The gold abundance in crust, rocks and sediments is an important parameter in geochemistry and gold exploration.

金在地壳、石和沉积物中的丰度一直是地球化学研究和金矿勘查中非常重要的参数。

Fluid geochemistry of the Daxigou gold deposit in Fengning,Hebei Province

河北丰宁大西沟金矿流体地球化学研究

The Geological and Geochemical Characteristics and the Discussion on the Genesis of the Daxigou Gold Deposit, Fengning Hebei Province;

河北省丰宁县大西沟金矿地质地球化学特征及矿床成因探讨

Space-time variation of hydro-geochemistry index of the Xueyu cave system in Fengdu county,Chongqing

重庆丰都雪玉洞水文地球化学指标的时空变化研究

A well-studied geomagnetic field model will provide accurate geomagnetic field information and increase the digitization and visualization of the“ digital earth”.

研究好地磁场模型，将可以提供准确的地磁场信息，丰富“数字地球”的数字化与可视化的程度。

The richness of the Earth's original biodiversity is being attacked.

地球丰富原生物的多样化正受到破坏。

Discussion of Geochemistry Specialty Construction from the Perspective of Three Correspondences

从“三个符合度”谈地球化学专业建设

Nanometer Scale　Mineralogy and Geochemistry of Palygorskite Clays in the Border of Jiangsu and Anhui Provinces;

苏皖凹凸棒石粘土纳米尺度矿物学及地球化学

Suining-Aba the Low Density Measures the Radon and the Geochemistry Field Research;

遂宁—阿坝低密度测氡及地球化学场的研究

Concentration Anomaly of CBM Components and Its Geochemical Origin

煤层气组分浓度异常及其地球化学成因

Information Resource Affluent Coefficient Measurement and Informationization in Ningxia

宁夏地区信息资源丰裕度评价与信息化建设

biogeochemical ecology

生物地球化学生态学

Why do not he study geo chemistry?

他为什么不学地球化学?

The Study of Non-Linear of Complex Geology Land Form Identification of the Multi-Dimensioned Geochemistry Anomaly;

复杂地质地貌区多尺度地球化学异常识别的非线性研究

Geochemical Characteristics and Maturity Difference of Crude Oil from Shuangcheng-Taipingchuan Area in Songliao Basin

松辽盆地双城—太平川地区原油地球化学特征及其成熟度差异

Any one of the sciences, such as geology or geochemistry, that deals with the earth.

地球科学研究地球的诸学科中的一个，如地理学或地球化学