Recovering deuterium from uranium deuteride bed by means of the isotopic exchange reaction between the solid and gas phases at room temperature is introduced.
研究了氢气经过流通式氘化铀床，利用气-固相之间的同位素交换反应回收床中的氘。
The kinetic of heterogeneous isotopic exchange reaction in hydrothermal melt state is studied and the results show that this labelling method gives high yield, rapid rate and good purity.
实验结果表明该法具有速度快，产额高，纯度好，宜于大批量生产的优点，在一定程度上具有普遍应用的意义。
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