有机化合物中的氢用氘置换或加氘的反应。 氘化方法有(1)巯基、羧基、氨基、亚氨基中的氢与重水反应；(2)苯核中的氢在三氯化铝催化下与DCl反应；(3)饱和烃中的氢在铂（白金）催化下与重水的加热交换；(4)不饱和烃的加氘反应等。
通过与文献比较，钛氚化反应的表观活化能明显高于钛氢化和钛氘化的表观活化能。
The activation energy of titanium-tritium is obviously higher than that of titanium hydrogenation and deuteration from comparing with the reported data.
氘化和变温技术的使用为上述红外谱带的归属和氢键化研究提供了可靠的理论依据。
The reliable theoretical basis for the assignments of IR bands and the studies of hydrogen bonding in these elastomers has been proposed by use of deuteration and varying temperature.
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。
Recovering deuterium from uranium deuteride bed by means of the isotopic exchange reaction between the solid and gas phases at room temperature is introduced.
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