IRTn.红外辐射温度计(信息检索技术;问答脉冲转发器)
IRabbr.信息检索(=information retrieval)
irrigation quota灌水定额
irradiance meter辐照度计
irrespirable gas不宜呼吸的气体
irrigation skill灌浆技术
irrigation types灌溉类型
irrepressibilityn.镇压不住
irradiated yeast照射酵母
irradiating beam照射光束
irrefutable fact不可辩驳的事实
irrigation works灌溉结构物