recrnn.改造(休养)
RECabbr.录制(=record)
reciprocity reservation互惠保留
reconditioning of stone(磨石) 再刻石
receiving-end voltage接收端电压, 终端电压
rectification mechanism整流机构
recirculation frequency回灌频率
rectifiable transformer整流变压器
recombinant polypeptide重组多肽
recirculation resources循环资源
recombinant inbred hnes重组自交系
recirculating dissolver环流式溶解器