IRMS同位素比质谱仪IRabbr.信息检索(=information retrieval)IR dynamic distortion camouflage technology红外动态变形伪装技术研究Iridectomy with scleral thermocauterization虹膜切除术伴巩膜热灼术iritis recidivans staphylococco-allergica[医] 复发性葡萄球菌过敏性虹膜炎IR Imaging Guidance Countermeasure Techniques红外成像制导对抗技术研究Irreducible Orthogonal Symmetric Lie Algebras不可约正交对称李代数Irbesartan/Hydrochlorothiazide combination复方厄贝沙坦irrigation with trans-basin water diversion跨流域引水灌溉Irbesartan/hydrochlorethiazide combination厄贝沙坦／氢氯噻嗪复方制剂Irrigation in Australia NSW Irrigators'CouncilIrreducible polynomial of integral coefficient关于整系数不可约多项式