argon isotope ratio

Using the decrepitation technique by step heating,Argon isotope composition of fluid inclusions in quartz from various hydrothermal deposits in different geological conditions was systematically determined and contents of atmospheric Argon constituent (wArA/%) in each heating steps were calculated.

采用分阶段加热爆裂法测定了不同成因热液矿床脉石英流体包裹体的氩同位素，计算出各温度段内大气氩的相对含量，从而，总结出大气降水热液矿床、再平衡岩浆水热液矿床等成矿流体的氩同位素组成特征及其演化规律。

The Helium and argon isotopic compositions of the Yarlung Zangbo ophiolites in Tibet have revealed that the 3He/4He ratios of serpentinites (metaperidotites) in ophiolites vary between 1.

雅鲁藏布江蛇绿岩的氦、氩同位素组成分别是:蛇绿岩中变质橄榄岩的He/He比值为1。

Helium and argon isotopic compositions of natural gases in the Tazhong area,Tarim Basin;

与中国其他油气区寒武系-奥陶系天然气氩同位素组成相比,塔中地区天然气氩同位素40Ar/36Ar组成有一定特殊性,原因是该区中、下寒武统和中、上奥陶统烃源岩中氩的母体元素钾的丰度较低。

ACHIEVEMENTS AND LIMITATIONS OF ~(40)Ar/~(39)Ar DATING ON YOUNG VOLCANIC ROCKS

年轻火山岩氩同位素体系定年技术最新进展及问题

In December 1978, the Pioneer Venus 1 probe and orbiter measured argon isotopes in the atmosphere of Venus.

1978年12月，金星先驱者1号探测器和轨道飞行器，测定了金星大气层中的氩同位素。

Geological Features and S, He and Ar Isotopic Studies of the Bulong Quartz--Barite Vein-type Gold Deposit in Akqi County, Xinjiang

新疆阿合奇县布隆石英重晶石脉型金矿地质特征和硫、氦、氩同位素研究

He-Ar isotopic system of fluid inclusions in pyrite from the molybdenum deposits in south margin of North China Block and its trace to metallogenetic and geodynamic background

华北地块南缘钼矿床黄铁矿流体包裹体氦、氩同位素体系及其对成矿动力学背景的示踪

DETERMINATON OF TRACE He,Ne AND Ar IN GAS SAMPLES BY IDMS

同位素稀释质谱法测定气体样品中微量氦氖氩

radioisotope localization of placenta

放射性同位素胎盘定位

radioisotope positioner

放射性同位素定位器

of or relating to or having the relation of an isotope.

属于、关于同位素的，或有同位素关系的。

isotopically tagged

同位素示踪的, 同位素标记的

British physicist.He won a1904Nobel Prize for investigating the density of gases and for discovering argon with Sir William Ramsay.

瑞利英国物理学家。因测定空气密度和与威廉 拉姆齐爵士共同发现氩元素而获1904年诺贝尔奖

Argon-blown pocket block is a supportive new and hi-tech product developed simultaneously with bottom-blow argon vent brick.

二、吹氩座砖是与底吹氩透气砖同步开发的配套高新技术产品。

Distillation of Rare-Earth Elements in Argon-Oxygen Direct Current Arc

稀土元素在氩-氧直流电弧中的分馏

processed radioisotope

加工过的放射性同位素

ion mobility isotope separation

离子迁移同位素分离

molecular laser isotope separation

分子激光同位素分离

isotope geochemical prospecting

同位素地球化学勘探

oxygenisotope cosmothermometer

氧同位素宇宙温度计

magneto ionic isotope separator

磁化离子同位素分离器