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同位素地球化学 in a sentence

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  • Isotopic geochemical studies on global change
    全球变化研究中的同位素地球化学
  • Sr isotope ' s analysis of the paleogene of dongpu depression
    东濮凹陷下第三纪锶同位素地球化学分析
  • Progress on isotopic geochemistry of boron and chlorine in salt lakes
    盐湖硼氯同位素地球化学研究进展
  • Characteristics of carbon isotope and origin of natural gas in qaidam basin
    柴达木盆地天然气的碳同位素地球化学特征及成因分析
  • Isotopic geochemistry tracing for sources of ore - forming fluid in tianwan ore belt
    田湾金矿成矿带成矿流体的同位素地球化学示踪
  • Carbon isotopic geochemistry and origin of natural gases in the southern part of the western sichuan depression
    川西坳陷南段天然气来源与碳同位素地球化学研究
  • Trace elements and isotopic geochemistry of the high - k calcalkaline granites in north margin of eastern part of west kunlun
    西昆仑东段北缘花岗岩微量元素及同位素地球化学
  • The coi - rich " inclusions and normal nacl + h2o inclusions are commonly observed in same samples with the same homogenization temperature ( th ) . 4
    Ar - ar同位素地球化学研究表明,萨瓦亚尔顿金矿床的主要成矿时代为印支晚期, 210ma 。
  • It divided the south china magnetic fields on the basis of intensities of analytical signals and , in combination with the achievements in seismic and isotopic geochemical studies of south china granites , investigated the deep geological backgrounds for the division of magnetic fields
    根据解析信号的强弱,对华南磁场进行了分区,并结合地震和华南花岗岩同位素地球化学的研究成果探讨了磁场分区的深部地质背景。
  • Geochemical database can be classified into 6 types , namely , solid ore geochemical database , oil and gas geochemical database , isotope geochemical database , agro - ecological environmental geochemical database , geochemical analytical database and standard reference materials database
    地球化学数据库可概括为固体矿产地球化学数据库、油气地球化学数据库、同位素地球化学数据库、农业生态环境地球化学数据库、地球化学分析数据库和标准物质数据库等6大类。
  • 同位素地球化学造句挺难的,這是一个万能造句的方法
  • According to the theory of hydrology , hydro - chemical and hydrology , geology and isotopic geo - chemical , and the method of non - linear regression mathematics , the author researched and analyzed the cause of formation and variable features of lakes in jiuzhai valley , then draw the conclusions as follow 1
    以水文地质学、水文地球化学、地质学、同位素地球化学的理论为依据,并结合非线性回归数学方法,对九寨沟湖泊成因和动态进行分析研究,得出如下结论: 1
  • Thus , they might be derived from a back - arc basin with an archipelagic system in paleo - tethys , instead of a large ocean basin . the isotopic geochemistry shows that the jinshajiang ophiolitic melange has higher e nd ( t ) values ( + 7 . 42 - + 5 . 44 ) , suggesting that it may be derived from a lree depleted mantle source without significant contamination by the continental crust , but affected slightly by a fluid from a subducted ocean crust
    同位素地球化学研究表明,金沙江蛇绿混杂岩具有较高的_ ( nd ) ( t )值( + 7 . 42 + 5 . 44 )暗示蛇绿岩来源于lree长期较亏损的地幔源,演化过程中没有受到陆源物质的明显混染,而主要受到少量俯冲洋壳析出流体的影响。
  • Using the theory of environment isotope and deuterium excess ( d - excess ) parameter , we found the cause of formation of spring ground water in mianzhu area , including the water origin and transportation process and recharge and discharge relationship of various water bodies and hydrogeologic units ; 2 . the type of terrestrial heat system is low - medium temperature system of convective type ; 3 . this paper valued the si well ( including the scale of geothermal water , exploitation potential and evaluation of medical treatment mineral water ) ; 4
    论文以同位素地球化学和水文地球化学的理论、技术为基础,结合绵竹三箭水s _ 1井及其邻区温泉地下水形成的区域地质构造背景、地层岩石组合特征及主要水文地质条件,剖析了研究区内可能存在地热温泉水的“储、盖、通、源”基本条件,对该区各水体的氢、氧同位素、氘过量参数、氚含量以及水化学分析资料进行了系统地研究,取得了以下成果。
  • On the basis of the study on the petrology , trace element , and isotopic geochemistry , the primary magma of volcanic rocks can be divided into two series according to their originated rocks and degree of partial melting . one is the basanite - alkaline basalt - olivine tholeiite magma series , which are generated by partial melting from spinel iherzolite ; the other is nephelinite magma - alkaline picritic basalt magma , which are generated by partial melting of the garnet iherzolite
    岩石化学、微量元素、同位素地球化学证据都表明,华北、华南地区的火山岩根据源岩和局部熔融程度的不同,可以分为两个原生岩浆系列:一个是源岩为尖晶石二辉橄榄岩,随着局部熔融程度的增加,形成的碧玄岩岩浆-碱性玄武岩岩浆-橄榄拉斑玄武岩岩浆;另一个是源岩为石榴石二辉橄榄岩,随着局部熔融程度的增加形成的霞石岩岩浆-碱性苦橄玄武岩系列。
  • Thus , the paper focuses on mineralogy , petrology , petrogeochemistry , isotopic chorology , and sr - nd - pb isotopes of the mafic intrusions and dikes in fujian province , se china . in addition , we also discussed the process of the plate subduction , mantle evolution , crust - mantle interaction , lithospheric thinning and extension , and the reaction for crustal extensi on in fujian province , se china . ( 1 ) daiqianshan mafic intrusion is situated along the changle - nanao fault , which intruded in the metamorphic rocks
    基于此,本文以中国东南部福建省的基性脉岩、岩体为研究对象,运用系统的矿物学、岩石学、岩石地球化学、同位素地球化学及同位素年代学证据,详细论述了晚中生代中国东南部板块俯冲、地幔演化、壳幔相互作用及岩石圈伸展减薄的地球动力学过程,探讨了地壳拉张期次在福建省区域构造上的响应。
  • Major , trace element composition and sr - nd - pb isotopes of the cenozoic basalts from yangyuan ( hebei province ) and datong ( shanxi province ) , which are located to west of the daxinanling - taihanshan gravity lineament , as well as mineral chemistry , major and trace element composition and sr - nd isotopes of mantle xenoliths from yangyuan are reported in this thesis
    本文报道了大兴安岭-太行山重力梯度带以西河北阳原和山西大同新生代玄武岩的元素和sr - nd - pb同位素地球化学及阳原幔源包体的矿物化学、元素和sr - nd同位素地球化学,据此对华北克拉通西部上地幔的性质和过程进行了初步讨论。
  • The low - ti series show variable degrees of nb - ta depletion in primitive mantle - normalized spidergrams with slightly enriched to depleted nd isotopic compositions , whereas the transitional series exhibit similar geochemical features to emii - oib and have transitional characteristics between the high - ti and low - ti rocks . all three groups show no continuous shift in major and trace elements and cannot be regarded as different phases during magma differentiation process . on the basis of normalization to mgo = 8 % , the high - ti diabases have the lowest sig , nag and highest tig and peg
    通过详细的岩石学和元素-同位素地球化学研究,这些岩石具有各自不同的地球化学特征,其中高ti系列的低la nb 、 zr nb比值和亏损的nd同位素组成显示其类似于oib的特征,过渡ti系列则显示出emii - oib的特征,而低ti系列则高la nb 、 zr nb比值和变化的nd同位素组成显示出一定比例的富集岩石圈地幔或地壳物质的参与。
Other Meanings
How can I put and write and define 同位素地球化学 in a sentence and how is the word 同位素地球化学 used in a sentence and examples? 同位素地球化學造句, 同位素地球化学造句, 用同位素地球化學造句, 同位素地球化学 meaning, definition, pronunciation, synonyms and example sentences are provided by ichacha.net.