肘关节屈曲挛缩，不能伸直时选用（）
A.平台杖
B.肱三头肌支持型腋杖
C.腋杖
D.步行器
E.前臂杖
参考答案：A
—How about going out for a picnic on Sunday morning?
—Hmm．___．The weather is very good these days．
A．Yes, why not
B．Well, no way
C．Oh, never mind
D．Sure, no matter
根据用途不同轧辊调整装置分为哪些类型？
