环境同位素,environmental isotope
1)environmental isotope环境同位素
1.Research on the characteristics of the environmental isotope of the groundwater in Liuqiao mining area;刘桥矿区地下水环境同位素特征研究
2.Application of environmental isotope tracer to the prevention-control of mine water;环境同位素示踪技术在矿井水防治中的应用
3.Application of environmental isotope and fuzzy clustering method to study leakage from embankment;环境同位素和模糊聚类法研究堤坝渗漏
英文短句/例句

1.THE GROUND WATER ENVIRONMENT ISOTOP ANALYSIS FOR TAKLIMAKAN DESERT塔克拉玛干沙漠地下水环境同位素研究
2.Analysis on Groundwater Based on Environmental Isotopes in the Longdong Basin基于环境同位素的陇东盆地地下水分析
3.Interpretation of the environmental isotopes of groundwater in the middle-eastern part of the Hetao Plain河套平原中东部地下水的环境同位素特征分析
4.The distribution characteristic of water environmental isotope in Taiyuan basin and their indication太原盆地水环境同位素分布特征及其指示意义
5.Environmental Isotopes as Tracers of Hydrological Cycle in the Recharge Area of the Heihe River;应用环境同位素方法研究黑河源区水文循环特征
6.Environmental isotope characteristics and groundwater recharge in groundwater level rise area in Zhangye City张掖市地下水位上升区环境同位素特征及补给来源分析
7.The meteoric origin of geothermal water in study area is evidenced by its environmental isotope composition.环境同位素研究结果表明,研究区地热水为大气降水成因。
8.Geochemistry of Boron and Chlorine Isotopes in Sedimentary Environment;沉积环境中的硼、氯同位素地球化学
9.Application of Element and Lead Isotope Tracing to the Sources of Lead Pollutants in Environment元素-铅同位素示踪环境中铅污染物来源的研究
10.Oxygen Isotopic Records from Lacustrine Authigenic Carbonates as Environmental Change Indicators:Ⅰ.Environmental Explanation Modes湖泊自生碳酸盐氧同位素环境记录研究:(一)环境解释模型
11.APPLICATION OF COMPOUND-SPECIFIC ISOTOPE ANALYSIS (CSIA) IN ORGANIC ENVIRONMENTAL POLLUTION RESEARC单体同位素技术在有机环境污染中的研究进展
12.Application of Stable Lead Isotope in Trace for Environmental Pollution铅稳定同位素在示踪环境污染中的应用
13.THE CONNECTION BETWEEN Sr ISOTOPE IN SHELL OF MODERN TRIDACNA AND ITS LIVING ENVIRONMENT现代砗磲壳体锶同位素与其生活环境的关系
14.Stable Isotope and the Sedimentation of Shell Bar Section from Qaidam Basin;柴达木盆地贝壳堤剖面稳定同位素与沉积环境
15.Study on the Variability of Nitrogen Isotope in the Yangtze River (Changjiang) Estuary, China and Its Environmental Implications长江口海域氮的同位素特征及其环境意义
16.Silicon Isotope Compositions of Diatoms as Indicators of Environmental Change in the Sediment of Maar Lake Huguangyan,Guangdong Province,China湖光岩玛珥湖沉积物硅藻硅同位素环境示踪
17.Oxygen Isotopic Records from Lacustrine Authigenic Carbonates as Environmental Change Indicators:Ⅱ. Critique湖泊自生碳酸盐氧同位素环境记录研究:(二)问题
18.A Preliminary Study on Application of Stable Isotope Tracer Technique in Environmental Field稳定性同位素示踪技术在环境领域的应用初探
相关短句/例句

environment isotope环境同位素
1.The groundwater environment isotope analysis of the inclined tunnel over the river in Xiluodu hydrostation dam zone;溪洛渡水电站坝区过河斜硐地下水环境同位素分析
2.The paper studied the heavy water inrush from seam floor and the objective relationship between environment isotope δD value, δ 18 O value, T content and water temperature, pH value, TDS, water quality magnificent component.研究了皖北矿区重大底板突水———底板岩溶水环境同位素δD值、δ18O值、T含量与水温、pH值、TDS值、水质宏量组分之间的客观联系。
3.By contrast of the composition of environment isotope and water chemistry in water,the relation between them can be determined to distinguish the replenishment resource of groundwater,the position and range of leakage,the stratum formation and and so on.首先分析了环境同位素和水化学在堤坝渗漏分析研究中的基本原理,作为天然示踪剂,环境同位素和水化学标记着地下水、河水和降水。
3)environmental isotopes环境同位素
1.Application of environmental isotopes and tracer techniques to seismic subsurface fluids环境同位素及其示踪技术在地震预测研究中的应用前景
2.In the Pingdingshan coal mine area, environmental isotopes and cluster analysis techniques were used to confirm and clarify that the conceptual model of groundwater systems (i.在平顶山矿区,环境同位素(氢、氧)和统计分析(聚类分析)技术的研究结果,进一步证实和校正了以往对该区水流系统的概念模型,即局部水流系统和过渡水流系统(或西南部和东北部子系统)的划分仅适于寒武系灰岩含水系统;砂岩含水层在矿区中、北部低山区接受大气降水补给,并有可能补给薄层灰岩含水层。
4)method of environmental isotopes环境同位素方法
5)Environmental isotope technology环境同位素技术
6)Environmental isotopic features环境同位素特征
延伸阅读

氢同位素动力学同位素效应分子式:CAS号:性质:在化学反应过程中反应物本身因同位素取代而改变能态,引起化学反应速度的差异。氢同位素动力学同位素效应很大,α=kH/kD可达2~10左右。0℃时Al4C3与水反应α=3.9,30℃时Fe与H2SO4反应α=6.6。轻水电解时比重水分解速度快,动力学同位素效应随电极材料、电解条件而变,氢-氘的α在3~12之间。当前采用减容电解来制取终浓重水。