Recrn.接收机(收音机；受话器)RECabbr.录制（=record)reciprocity law倒易律,互易定律,互反律receding branch退缩分枝reclamation use复垦利用rectifier block整流器关闭rectifier plate精馏板,分馏板,匀浆板reclosing block重合闸闭锁recen quotation[经] 最近行情(定价)reconcilablablyadv.可和解地recycling reuse循环再利用receiving flask接受瓶,收集瓶