RECOL[计] 检索指令语言RECabbr.录制（=record)recycling of halon哈龙的回收reconfigureability可配置reconnaisance time侦察时间receiable accounts应收账款recycling programs再循环程式reclamation survey垦复测量rectilinear motion直线运动recombined plasmid重组质粒Recreative therapy娱乐治疗reclamation system回收体系