例句 /

The colour reaction of palladium and -nitroso--napthol in paraffin phase has been studied.

The colour reaction of palladium and -nitroso--napthol in paraffin phase has been studied.

本文系统研究了钯(Ⅱ)与-亚硝基--萘酚显色体系在石蜡相中的显色反应。