变厚的动脉壁使流通血液的管腔变细.The thickened artery wall narrows the channel through which the blood flows.那支旗竿逐渐变细成尖头.The flagpole tapered off to a point.向上变细的水道可以出现在好多种环境中, 从海底峡谷到冲积扇.Upward - fining channels may occur in a wide rang...
目的 探讨小儿反复呼吸道感染 ( RRI ) 与胃食管返流 ( GER ) 的关系.Objective To study the relationship between recurrent respiratory infection ( RRI ) and gastroesophageal reflux ( GER ) in children.绝大多数瓣膜返流轻微或轻度, 且只发生于一组瓣膜.Most of regurgitation...
Total knee arthroplasty was an effective method for treating osteoarthritis.结论全膝关节置换术是治疗骨关节病的有效方法.Trabecular metal patella in total knee arthroplasty with patella bone deficiency.小梁金属是一种新材料,在全膝关节置换髌骨缺失中具有应用价值.Objective T...