请解释什么是压缩空气成型?
参考答案:
压缩空气成型是借助压缩空气的压力,将加热软化的塑料板压入型腔而成型的方法。
— Will he go on a trip this weekend?
— If he . [ ]
A. likes
B. will like
C. likes to
D. likes to do
属于闭合伤的是()
A.擦伤
B.火器伤
C.刺伤
D.直肠破裂
E.撕脱伤