常見例句雙語例句Amines can engage in nucleophile substitution reaction with alky.胺能參加與鹵代烷的親核取代反應(yīng)。Results show that the substitution reaction occurred mainly on the amine groups of chitosan.結(jié)果表明，殼聚糖合成HTCC的取代反應(yīng)主要發(fā)生在殼聚糖的氨基上；This just show that we can get compounds which have anticipative structure through substitution reaction of precursor or by changing the reactive condition of the system.這就說明，我們可以通過前驅(qū)體的取代反應(yīng)和通過改變反應(yīng)體系的條件來制備具有預(yù)期結(jié)構(gòu)的化合物。 返回 substitution reaction