固定式铺设地毯所用材料包括（）、门口压条、收口条。
A、木压条
B、木螺钉
C、倒刺板条
D、铝合金压板
参考答案：C
In the last few years thousands of films all over the word.
A .have produced B. have been produced
C. are producing D. are being produced
Queckenstedt试验检查的目的是诊断（）
A.大脑病变
B.脑干病变
C.小脑病变
D.脊髓压迫症
E.周围神经病变
