RRabbr.无线电航向信标(Radio Range-beacon);无线电接受器(Radio Receptor);阻力比(Resistance Ratio);连流继电器(Reverse Relay)
RRRV恢复电压上升率
RRAA自适应随机预约多址协议
rrpe油菜
rride毛鱼藤酮
rrhea-diarrhea, gonorrhea (希腊词源后缀)泛滥--腹泻、淋病
rrhage-hemorrhage (拉丁语后缀)超流量大出血
Rreate创设
Rrumen瘤胃
Rreason原因
rrhexis(用于复合词中) 表"破裂"之义