infra-red造句
The infra - red spectra of quinones present a number of interesting features.
醌類的紅外光譜具有一些有趣的性質.
Ethylene and trans - dichloroethylene are both inactive in the infra - red in this region.
乙烯和反式二氯乙烯在紅外光譜的這個區域都無活性.
Infra - red absorption takes place only when there is a change of dipole moment.
紅外吸收峰僅在有偶極矩變化時才能實現.