肘关节骨折可能并发( )
A．动、静脉损伤B．周围神经损伤C．缺血性肌挛缩D．缺血性骨坏死E．损伤性骨化
参考答案：E
The supermarket provides cheap food all its customers can afford. [ ]
A. such; that
B. such; so
C. so; that
D. such; as
筛板塔的优点有（）。
A．操作弹性范围宽
B．结构简单
C．金属耗量小
D．造价低廉
