irr(=infrared refractometry) 红外线屈光计检查,(=intrarenal reflux) 肾内回流,(=irradiation) 辐射, 照射,(=irritant) 刺激的, 引起发炎的, 刺激物,(=irritation) 刺激, 兴奋
IRabbr.信息检索(=information retrieval)
irrotational motion无旋运动,非旋转运动
irrigation district灌区,灌溉区
IR imagery guidance红外成像制导
irreducible surface不可约曲面
irrigation trenches灌溉渠
irradiated plastics照射塑料
irrigation equality灌水均匀度
irrecoverable creep不可复蠕变
irrealizable assets不能变成现金的资产
IR optical material红外光学材料