天文学家想在月球远端放置射电望远镜；能量学家想提取月球上的氦3这种可以驱动清洁融合反应器回到地球的同位素。
Astronomers talk of placing a radio telescope on the moon's far side; energy experts want to mine the moon's helium 3, an isotope that could power clean-fusion reactors back on Earth.
这也预示着，利用氦- 3这种缺少一个中子的稀有的氦同位素进行核聚变的前景很黯淡。
It also bodes ill for the prospect of fusion using helium-3, a rare helium isotope that is missing a neutron.
锎一种合成元素，由氦同位素轰击锔可得到微量的这种元素。
A synthetic element produced in trace quantities by helium isotope bombardment of curium.
本文通过对典型热泉的地质背景、环境条件、水化学及碳、氦稳定同位素的分析，探讨了我国云南省深大断裂出露温泉CO_2释放的一般规律。
This paper discussed the rule of CO_2 degassing from deep faults hotsprings in Yunnan by analysis of the geology background, environment condition, chemistry of water and carbon, helium isotope.
气体的碳、氦同位素资料表明其来自长英质岩浆体系；
C and O isotopic data demonstrate that these gases are derived from the felsic magma system;
以黄骅坳陷港西油田为例，测试并研究了原油中的稀有气体氦和氩同位素组成，并探讨了其示踪作用。
Taking Gangxi Oilfield in Huanghua Depression as an example, the isotopic compositions of noble gas in crude oil and their tracing significance were investigated.
根据碳同位素与氦同位素以及气组成分析，表明该区所产天然气为典型的生物甲烷气。
According to the results of carbon and helium isotopic analyses and gas component analysis, it is thought that the natural gas produced in the region belongs to a typical biogenic methane gas.
对该地区新生代玄武岩中幔源包体和高压巨晶的氦同位素进行了初步研究。
Helium isotope compositions of the mantle-derived xenoliths and megacrysts from the Cenozoic basalts in Hannuoba were measured.
对该地区新生代玄武岩中幔源包体和高压巨晶的氦同位素进行了初步研究。
Helium isotope compositions of the mantle-derived xenoliths and megacrysts from the Cenozoic basalts in Hannuoba were measured.
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