肱骨髁上骨折,有尺侧侧方移位,未能矫正时,最常见的并发症是()
A.肘内翻畸形
B.肘外翻畸形
C.肘关节后脱位
D.肘关节前脱位
E.尺神经损伤
参考答案:A
—It’s amazing that an Australian girl sailed round the world alone in about 200 days.
—That’s an inspiring story. Her courage is really _______.
A.unbearable
B.independent
C.admirable
D.enthusiastic
尾气膨胀机的转子由()组成。
A.主轴
B.各级动叶
C.隔叶块
D.叶片锁紧装置