1) hydrogen and oxygen isotope
氢氧同位素
1.
The hydrogen and oxygen isotope exchange kinetic and its geological significance;
氢氧同位素交换动力学及其地质意义
2.
The mean values from 26 samples of hydrogen and oxygen isotope compositions of diaspore in bauxite ores of Shanxi are that:8.
其 2 6个一水硬铝石的氢氧同位素平均值 :δ1 8O为 8。
3.
This paper summarizes both methods for the study of hydrogen and oxygen isotope diffusion kinetic parameters: conventional mass spectrometry analysis method with integral diffusion equation; the ion microprobe analysis method with the differential diffusion equation.
本文概述了氢氧同位素扩散交换动力学参数的两种研究方法 :1采用积分性质扩散方程的常规质谱分析方法 ;2采用微分性质扩散方程的离子探针分析方法。
2) Hydrogen and oxygen isotopes
氢氧同位素
1.
The studies of hydrogen and oxygen isotopes of fluid inclusions in quartz indicate that in the Erdaogou gold deposit, δ D value of ore bearing hydrothermal solution is from -71‰ to -102.
对石英中流体包裹体的氢氧同位素研究表明，二道沟金矿床含矿热水溶液的δＤ为－７１‰～－１０２。
2.
Based on systematic data collection and preparation of hydrogen and oxygen isotopes from precipitation and groundwater in northern China basins and plains,including Hebei plain,Taiyuan basin,Eerduosi basin and Yinchuan plain,according to similarity principle of isotope forming and evolvement,isotope compositions were compared and analyzed.
在系统收集整理中国北方河北平原、太原盆地、鄂尔多斯盆地以及银川平原的地下水氢氧同位素资料基础上,依据同位素形成演化相似性原理,对比分析同位素组成得出:深层地下水是在过去更寒冷的气候条件下形成;研究区的大气降水不但在现代气候条件下存在大陆效应和高程效应,而且在25 kaB。
3.
With the application of hydrogen and oxygen isotopes(2H,3H and 18O) and carbon isotope(14C),the recharge and renewability of confined water in Yinchuan Plain have been analyzed.
利用地下水氢氧同位素(2H、3H和18O)和碳同位素(14C)方法,分析银川平原承压水的补给更新能力。
3) oxygen and hydrogen isotope
氢氧同位素
1.
Explain about the source of mine water by oxygen and hydrogen isotope composition in Fuxin coalmine area
氢氧同位素组成对阜新煤矿区矿井水来源的解释
2.
Utilizing hydrochemistry analysis and oxygen and hydrogen isotope analysis,integrating with hydrogeologic condition,the water environment of study area is described and reference to engineering construction is provided.
利用水化学、氢氧同位素分析,结合研究区水文地质条件,阐述了研究区水环境特征,为工程建设提供了参考依据。
补充资料：氢同位素生物效应
分子式：
CAS号：
性质：生物有选择吸收有利于本身生存物质的倾向，产生生物学同位素效应。氘的生物效应最显著。大麦粒浸泡在水中发芽时优先吸收轻水，剩液中富集氘。葡萄糖在重水中中发酵比在普通水中约慢9倍。藻类在重水中生长可合成各种复杂的含氘的糖类、氨基酸、核酸、蛋白质等生化产品，在科学研究上起着重要作用。
CAS号：
性质：生物有选择吸收有利于本身生存物质的倾向，产生生物学同位素效应。氘的生物效应最显著。大麦粒浸泡在水中发芽时优先吸收轻水，剩液中富集氘。葡萄糖在重水中中发酵比在普通水中约慢9倍。藻类在重水中生长可合成各种复杂的含氘的糖类、氨基酸、核酸、蛋白质等生化产品，在科学研究上起着重要作用。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条